@article{IJISR-16-019-03,
author = {BALLO Coffi Ignace Ignace and Degbeko William S. and Toffi D. Dossou Mathias and Attanda Mouinou Igué},
title = {{}},
journal = {International Journal of Innovation and Scientific Research},
volume = {21},
year = {2016},
pages = {249--254},
issue = {2},
number = {2},
issn = {2028-9324},
url = {http://www.ijisr.issr-journals.org/abstract.php?article=IJISR-16-019-03},
abstract_html_url = {http://www.ijisr.issr-journals.org/abstract.php?article=IJISR-16-019-03},
pdf_url = {http://www.issr-journals.org/xplore/ijisr/0021/002/IJISR-16-019-03.pdf},
document_type={Article},
source={www.issr-journals.org}
}