Brugière, David; Scholte, Paul (October 2013). "Biodiversity gap analysis of the protected area system in poorly-documented Chad". Journal for Nature Conservation. 21 (5): 286–293. Bibcode:2013JNatC..21..286B. doi:10.1016/j.jnc.2013.02.004.
Brugière, David; Scholte, Paul (October 2013). "Biodiversity gap analysis of the protected area system in poorly-documented Chad". Journal for Nature Conservation. 21 (5): 286–293. Bibcode:2013JNatC..21..286B. doi:10.1016/j.jnc.2013.02.004.