Cost and Efficiency of Large Mammal Census Techniques: Comparison of Methods for a Participatory Approach in a Communal Area, Zimbabwe - Nicolas Gaidet-Drapier; Hervé Fritz; Mathieu Bourgarel; Pierre-Cyril Renaud; Pierre Poilecot; Philippe Chardonnet; Craig Coid; Denys Poulet; Sébastien Le Bel (Biodiversity and Conservation, 2006)