Olayinka, B. U., et al. “Effects of Spatial Arrangements of Groundnut-Maize Intercrop on Growth, Yield and Proximate Composition of Groundnut”. Al-Hikmah Journal of Pure and Applied Sciences (AJPAS) , vol. 5, no. 1, June 2017, pp. 1-7, https://alhikmahuniversity.edu.ng/AJPAS/index.php/journal/article/view/157.