Kana, H. A., and E. H. Kwon-Ndung. “Additional Variability in Engineered Cowpea (Vigna Unguiculata (L.) Walp) Exposed to Alpha-Spin Nano Particles”. Plant Science Today, vol. 8, no. 1, Jan. 2021, pp. 121-3, doi:10.14719/pst.2021.8.1.815.