Shikhamany, S., J. Kalbhor, T. Shelke, and T. Mungare. “Variation in the Interactions Among Soil K+, Ca++, Mg++ and Na+ Ions As Influenced by the Variety and Rootstock in Grape”. Journal of Horticultural Sciences, Vol. 13, no. 2, May 2019, pp. 178-87, https://jhs.iihr.res.in/index.php/jhs/article/view/480.