I., A. M., A. Zakou, and D. Kirui. “Best-Worst Scaling Approach in Predicting Seed Attribute Preferences Among Resource: Poor Farmers in Northern Nigeria”. The International Journal of Humanities & Social Studies, vol. 2, no. 9, Sept. 2014, https://internationaljournalcorner.com/index.php/theijhss/article/view/140519.