Publications in the Forest category Click on any of the publications below to find out more about them, or to purchase PDF copies. Forest Conservation and Central African Cities: Kinshasa, Libreville, and Yaounde, WP 200, by Theodore Trefon, (1995) From Exclusion to Participation: A History of Forest Access Control in Eastern Senegal, WP 187, by Jesse C. Ribot, (1994)