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== Main list ==
* Achmad, B., 1998. Factors determining Styrax development and future trends in North Sumatra. Buletin Penelitian Kehutanan (Pematang Siantar) 13: 291-304.
* Bureau of Export Trade and Promotions (the Philippines), 1997. Market/s of Philippines merchandise exports. Bureau of Export Trade and Promotions, Department of Trade and Industry, Makati, Metro Manila, the Philippines. Excerpt.
* Burkill, I.H., 1966. A dictionary of the economic products of the Malay Peninsula. 2nd Edition. Ministry of Agriculture and Co operatives, Kuala Lumpur, Malaysia. Vol. 1 (A-H) pp. 1-1240, Vol. 2 (I-Z) pp. 1241-2444.
* Callo, R.A., 1995. Damage to almaciga resources in Puerto Princessa and Roxas, Palawan concessions. Canopy International 20(3-4): 4-9.
* Compagnon, P., 1986. Le caoutchouc naturel: biologie, culture, production [Natural rubber: biology, cultivation, production]. Techniques agricoles et productions tropicales 35. Maisonneuve & Larose, Paris, France. 595 pp.
* Coppen, J.J.W., 1995a. Flavours and fragrances of plant origin. Non-wood forest products 1. Food and Agriculture Organization of the United Nations, Rome, Italy. 101 pp.
* Coppen, J.J.W., 1995b. Gums, resins and latexes of plant origin. Non-wood forest products 6. Food and Agriculture Organization of the United Nations, Rome, Italy. 142 pp.
* Coppen, J.J.W., 1999. Benzoin: production, uses and international trade. Perfumer & Flavorist 24(3): 11-12, 14-18, 20-22.
* Coppen, J.J.W. & Hone, G.A., 1995. Gum naval stores: turpentine and rosin from pine resin. Non-wood forest products 2. Natural Resources Institute, Chatham, United Kingdom & Food and Agriculture Organization of the United Nations, Rome, Italy. 62 pp.
* de Foresta, H. & Michon, G., 1994. Agroforests in Sumatra - where ecology meets economy. Agroforestry Today 6(4): 12-13.
* Ella, A.B., 2000. Inducement of almaciga resin production by Ethrel application. Unpublished terminal report. Forest Products Research and Development Institute, Department of Science and Technology, College, Laguna, the Philippines.
* Ella, A.B. & Tongacan, A.L., 1992. Techniques in tapping almaciga (Agathis philippinensis Warb.) for sustained productivity of the tree: the Philippine experience. FPRDI (Forest Products Research and Development Institute) Journal 21(1-2): 73-79.
* Ella, A.B., Tongacan, A.L. & Fernandez, E.C., 1996. Improvement in tapping of Philippine Canarium trees for Manila elemi. The Philippine Technology Journal 21(2): 22-46.
* Ella, A.B., Tongacan, A.L. & Javier, I.M., 1998a. Proper techniques in tapping almaciga (Agathis philippinensis Warb.). Pamphlet No 1. Forest Products Research and Development Institute, Department of Science and Technology, College, Laguna, the Philippines & International Tropical Timber Organization, Yokohama, Japan. 8 pp.
* Ella, A.B., Tongacan, A.L. & Javier, I.M., 1998b. Proper techniques in tapping Canarium species (pili group). Pamphlet No 2. Forest Products Research and Development Institute, Department of Science and Technology, College, Laguna, the Philippines & International Tropical Timber Organization, Yokohama, Japan. 7 pp.
* Espiloy, Z.B., 1973. Oleoresin. Forpridecom Technical Note No 138. Forest Products Research and Industries Development Commission, National Science Development Board, College, Laguna, the Philippines.
* Fahn, A., 1979. Secretory tissues in plants. Academic Press, London, United Kingdom. 302 pp.
* Garcia, G.M.C., Ella, A.B., Torreta, N.K., Vergara, R.S. & Decena, L.A., 1999. Marketing system of almaciga resin in the Philippines - terminal report. Unpublished terminal report. Forest Products Research and Development Institute, Department of Science and Technology, College, Laguna, the Philippines. 19 pp. + appendices.
* Gianno, R., 1986. Resin classification among the Semalai of Tasek Bera, Pahang, Malaysia. Economic Botany 40(2): 186-200.
* Gonzales, E.V., Moredo Jr., C.C. & Moredo, F.C., 1991. Modified almaciga (Agathis philippinensis) resin for paint manufacture. FPRDI (Forest Products Research and Development Institute) Journal 20(1-2): 10-28.
* Heyne, K., 1927. De nuttige planten van Nederlands Indië [The useful plants of the Dutch East Indies]. 2nd Edition, 3 volumes. Departement van Landbouw, Nijverheid en Handel in Nederlandsch Indië. 1953 pp. (3rd Edition, 1950. W. van Hoeve, 's-Gravenhage, the Netherlands / Bandung, Indonesia. 1660 pp.).
* Hillis, W.E., 1987. Heartwood and tree exudates. Springer-Verlag, Berlin, Heidelberg, Germany. 268 pp.
* Hosler, D., Burkett, S.L. & Tarkanian, M.J., 1999. Prehistoric polymers: rubber processing in ancient Mesoamerica. Science 284: 1988-1991.
* Howes, F.N., 1949. Vegetable gums and resins. Chronica Botanica Company, Waltham, Massachusetts, United States. 188 pp.
* Hübner, G., 1934. Kautschuk - eine wirtschafstsgeographische Monographie [Natural rubber - an economic geographical monograph]. Verlag Dr. Bodenbender, Berlin-Steglitz, Germany. 258 pp.
* Jara, J.C., 1999. Hope for Canarium trees: improving tapping for resin. PCARRD Monitor 27(1): 9.
* Lawrence, A.A., 1976. Natural gums for edible purposes. Food Technology Review No 36. Noyes Data Corporation, Park Ridge, New Jersey, United States. 338 pp.
* Metcalfe, C.R., 1967. Distribution of latex in the plant kingdom. Economic Botany 21: 115-127.
Michon, G.M. & Bompard, J.M., 1985. The damar gardens (Shorea javanica) in Sumatera. In: Kostermans, A.J.G.H. (Editor): Proceedings of the third round table conference in dipterocarps. Mulawarman University, Samarinda, Indonesia. pp. 3-17.
* Mule, E.I., 1977. Gums and mucilages. Forpridecom Technical Note No 180. Forest Products Research and Industries Development Commission, National Science Development Board, College, Laguna, the Philippines. 2 pp.
* Oyen, L.P.A. & Nguyen Xuan Dung (Editors), 1999. Plant resources of South-East Asia No 19. Essential-oil plants. Backhuys Publishers, Leiden, the Netherlands. 277 pp.
* Pamplona, B.S., Tavita, Y.L., Silva, A.A. & Ambagan, N.G., 1990. Evaluation of ipil-ipil seed gum as a strengthening chemical for paper. FPRDI (Forest Products Research and Development Institute) Journal 19(1-4): 1-14.
* Rehm, S. & Espig, G., 1991. The cultivated plants of the tropics and subtropics. Cultivation, economic value, utilization. Technical Centre for Agriculture and Rural Co-operation (CTA), Ede, the Netherlands & Verlag Josef Margraf, Weikersheim, Germany. 552 pp.
* Rumphius, G.E., 1741-1747. Herbarium Amboinense / Het Amboinsche Kruid-boek [The Ambonese herbal]. 7 volumes. Joannes Burmannus, Amsterdam, The Netherlands. Vol. 1: XXXIII + 200 pp., Vol. 2: 270 pp., Vol. 3: 218 pp., Vol. 4: 154 pp., vol. 5: IV + 492 pp., vol. 6: III + 256 pp., vol. 7: 74 pp. + XXI (Index Universalis).
* Soerianegara, I. & Lemmens, R.H.M.J. (Editors), 1993. Plant resources of South-East Asia No 5(1). Timber trees: Major commercial timbers. Pudoc Scientific Publishers, Wageningen, the Netherlands. 610 pp.
* Tavita, Y.L. and Palanginan, I., 1999. Formulation of varnish using almaciga (Agathis dammara (Lamb.) Rich) resin obtained from different sources/localities. Terminal Report. Forest Products Research and Development Institute, Department of Science and Technology, College, Laguna, the Philippines.
* Torquebiau, E., 1984. Man made dipterocarp forest in Sumatra. Agroforestry Systems 2(2): 103-127.
* Tschirch, A. & Stock, E., 1933. Die Harze. Die botanischen und chemischen Grundlagen unserer Kenntnisse über die Bildung, die Entwicklung und die Zusammensetzung der pflanlichen Exkrete. Band 1. [Resins. The botanical and chemical fundamentals of our knowledge on the formation, development and composition of plant exudates. Volume 1.]. Verlag Gebrüder Borntraeger, Berlin, Germany. 418 pp.
* van de Koppel, C., 1950. Benzoë [Benzoin]. In: van Hall, C.J.J. & van de Koppel, C. (Editors): De landbouw in de Indische archipel. Deel 3. Industriële gewassen - register. W. van Hoeve, 's-Gravenhage, the Netherlands. pp. 654-685.
* van Gelder, A., 1950. Guttapercha [Gutta-percha]. In: van Hall, C.J.J. & van de Koppel, C. (Editors): De landbouw in de Indische archipel. Deel 3: Industriële gewassen - register. W. van Hoeve, ‘s-Gravenhage, the Netherlands. pp. 476-520.
* van Romburgh, P., 1900. Caoutchouc en getah-pertja in Nederlands-Indië [Rubber and gutta-percha in the Dutch East Indies]. Mededeelingen uit ‘s-Lands Plantentuin. No 39. G. Kolff & Co., Batavia, the Dutch East Indies. 209 pp.
* Watanabe, H., Abe, K.I., Kawai, K. & Siburian, P., 1996. Sustained use of highland forest stands for benzoin production from Styrax in north Sumatra, Indonesia. Wallaceana 78: 15-19.
* Webster, C.C. & Baulkwill, W.J. (Editors), 1989. Rubber. Longman Scientific & Technical, Harlow, United Kingdom. 614 pp.
* West, A.P. & Brown, W.H., 1921. Philippine resins, gums, seed oils, and essential oils. In: Brown, W.H. (Editor): Minor products of Philippine forests. Vol. 2. Bulletin No 22. Bureau of Forestry, Department of Agriculture and Natural Resources. Bureau of Printing, Manila, Philippine Islands. pp. 5-224.
* Williams, L., 1963. Laticiferous plants of economic importance IV: Jelutong (Dyera spp.). Economic Botany 17(2): 110-126.
== Minor species ==
<center>'''Sources of literature of the Exudates volume'''</center>