ArchiveVolume 5, Issue 3, September 2019
Jeff Bekomo Iteku, Ornella Mbayi, Gedeon Ngiala Bongo, Paulin Kapepula Mutwale, Jose Mulwahali Wambale, Emmanuel Lengbiye, Clement Liyongo Inkoto, Samy Ngunde Ngunde, Koto-te-Nyiwa Ngbolua
Pages: 31-39     Published Online: Oct. 11, 2019
DOI: 10.11648/j.ijbecs.20190503.11        Views 426      Downloads 121
Abdoulaye Diop, Assane Dieng, Abdoulaye Seck, Amary Fall, Amadou Diop, Djibril Boiro, Jean Baptisse Niokhor Diouf, Modou Gueye, Mbayame Niang, Makhtar Camara, Cheikh Saad Bouh Boye
Pages: 40-44     Published Online: Oct. 16, 2019
DOI: 10.11648/j.ijbecs.20190503.12        Views 429      Downloads 142
Oscar Takam Nkamgang, Daniel Tchiotsop, Beaudelaire Saha Tchinda, Hilaire Bertand Fotsin
Pages: 45-58     Published Online: Oct. 23, 2019
DOI: 10.11648/j.ijbecs.20190503.13        Views 422      Downloads 109
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