M. Tahir, A. Ali, F. Khalid, M. Naeem, N. Fiaz, and M. Waseem, “Effect of Foliar Applied Boron Application on Growth, Yield and Quality of Maize (Zea mays L.): Foliar Applied Boron for Maize Growth”, Pakistan Journal of Scientific & Industrial Research, vol. 55, no. 3, pp. 117–121, Dec. 2012.