J. M. KOKANI, K. A. SHAH, B. M. TANDEL, and G. J. BHIMANI, “EFFECT OF FYM, PHOSPHORUS AND SULPHUR ON YIELD OF SUMEER BLACKGRAM AND POST HARVEST NUTRIENT STATUS OF SOIL”, The Bioscan, vol. 10, no. Supplement 1, pp. 379–384, Feb. 2015.