Ruiz Pérez, Manuel, Ezzine de Blas, Driss, Nasi, Robert, Sayer, Jeffrey A., Karsenty, Alain, Sassen, Marieke, Angoué, Claudine, Gami, Norbert, Ndoye, Ousseynou, Ngono, Grégoire, Nguinguiri, Jean-Claude, Nzala, Donatien, Toirambe, Benjamin, and Yalibanda, Yves (2006) Socioeconomic constraints, environmental impacts and drivers of change in the Congo Basin as perceived by logging companies. Environmental Conservation, 33 (4). pp. 316-324.

Ruiz Pérez, Manuel, Ezzine de Blas, Driss, Nasi, Robert, Sayer, Jeffrey A., Sassen, Marieke, Angoué, Claudine, Gami, Norbert, Ndoye, Ousseynou, Ngono, Grégoire, Nguinguiri, Jean-Claude, Nzala, Donatien, Toirambe, Benjamin, and Yalibanda, Yves (2005) Logging in the Congo Basin: a multi-country characterization of timber companies. Forest Ecology and Management, 214 (1-3). pp. 221-236.