@article{IJISR-18-154-14,
author = {Dan KAPOLI OMBA and Pierre YUMA MADJALIWA and Jean Pierre NGONGO LUSHIMA and David PANDAMITI KILUNDA and Cherif ANGUNDJI YUMBI},
title = {{}},
journal = {International Journal of Innovation and Scientific Research},
volume = {39},
year = {2018},
pages = {103--109},
issue = {2},
number = {2},
issn = {2028-9324},
url = {http://www.ijisr.issr-journals.org/abstract.php?article=IJISR-18-154-14},
abstract_html_url = {http://www.ijisr.issr-journals.org/abstract.php?article=IJISR-18-154-14},
pdf_url = {http://www.issr-journals.org/xplore/ijisr/0039/002/IJISR-18-154-14.pdf},
document_type={Article},
source={www.issr-journals.org}
}