8,726 Nurul Jannah Abdullah 2020-02-14 https://acsess.onlinelibrary.wiley.com/doi/pdf/10.2135/cropsci1992.0011183X003200010040x Hikam, S., Poneleit, C. G., MacKown, C. T., & Hildebrand, D. F. (1992). Intercropping of maize and winged bean. Crop science, 32(1), 195-198.