Effa, Effa Anobeja, Ngele, Blessing Alfred, Bassey, Rosemary Anietie, Godwin M. Ubi, Gabriel Abu Inaku, and A. A. J Mofunanya, “Effect of acid soil and amendment on proximate and elemental composition of fluted pumpkin (Telfairia occidentalis) (Grinn)”, gjass, vol. 25, no. 1, pp. 39–49, May 2026.