Rasool, F., B. Hassan, and A. Jahangir. “Growth and Yield of Sunflower (Helianthus Annus L.) As Influenced by Nitrogen, Sulphur and Farmyard Manure under Temperate Conditions”. SAARC Journal of Agriculture, vol. 11, no. 1, Mar. 2014, pp. 81-89, doi:10.3329/sja.v11i1.18386.