Agyemang, Emmanuel Okoh, Abel Acquah Mensah, Esi Awuah, and Sampson Oduro Kwarteng. 2013. “Physico-Chemical Characteristics of Solid Waste for Treatment Options: A Case Study of Kumasi, Ghana”. Health, Safety and Environment 1 (6):117-26. http://sjournals.com/index.php/hse/article/view/427.