Dixon. (1987). Ruminant feeding systems utilizing fibrous agricultural residues - 1986: Proceedings of the Austalian-Asian Fibrous Agricultural Residues Research Network Workshop held in the University of the Philippines at Los Banos, 1-3 April, 1986. Canberra: International Development Program of Australian Universities and Colleges Ltd..

Dixon. Ruminant Feeding Systems Utilizing Fibrous Agricultural Residues - 1986: Proceedings of the Austalian-Asian Fibrous Agricultural Residues Research Network Workshop Held in the University of the Philippines At Los Banos, 1-3 April, 1986. Canberra: International Development Program of Australian Universities and Colleges Ltd., 1987.

Dixon. Ruminant Feeding Systems Utilizing Fibrous Agricultural Residues - 1986: Proceedings of the Austalian-Asian Fibrous Agricultural Residues Research Network Workshop Held in the University of the Philippines At Los Banos, 1-3 April, 1986. Canberra: International Development Program of Australian Universities and Colleges Ltd., 1987.