First ASEAN Seminar-Workshop on Biogas Technology, Manila, Philippines, 16-20 March 1981 - ASEAN Seminar-Workshop on Biogas Technology (1st : 1981 : Manila); ASEAN Committee on Science and Technology Working Group on Food Waste Materials (Manila [s.n.], 1981)
[v.1.] Proceedings--[v.2.] Supplementary information.
Keywords: Biogas -- Congresses; Waste products as fuel -- Congresses