International Co-ordinating Council of the Programme on Man and the Biosphere. International Working Group on Project 1: Ecological Effects of Increasing Human Activities on Tropical and Sub-tropical Forest Ecosystems
International Co-ordinating Council of the Programme on Man and the Biosphere. Expert Panel on Project no. 1: Ecological Effects of Increasing Human Activities on Tropical and Sub-tropical Forest Ecosystems in the Programme on Man and the Biosphere