Gabriel, Ojide Makuachukwu, Onyukwu Onyukwu E., and Ikpeze Nnaemeka I. “Households’ Perception of Factors Influencing Agricultural Productivity in Ogoni Community: An Ordinal Logit Approach”. Asian Journal of Economics and Empirical Research 2, no. 2 (December 7, 2015): 76–82. Accessed May 3, 2024. http://www.asianonlinejournals.com/index.php/AJEER/article/view/201.