G. Nwofia, N. N. Victoria, and K. N. Blessing, “Nutritional Variation in Fruits and Seeds of Pumpkins (Cucurbita Spp) Accessions from Nigeria”, Pak. J. Nutr., vol. 11, no. 10, pp. 946–956, Sep. 2012, doi: 10.3923/pjn.2012.946.956.