Fadiji, T., T. Berry, C. Coetzee, and U. L. Opara. “The Role of Horticultural Package Vent Hole Design on Structural Performance”. ARID ZONE JOURNAL OF ENGINEERING, TECHNOLOGY AND ENVIRONMENT, Vol. 14, no. SP.i4, Dec. 2018, pp. 194-01, https://azojete.com.ng/index.php/azojete/article/view/265.