SHIVENDRA SHARMA, and HARDIK PATHAK. “Physico-Chemical Properties of Petroleum Contaminated Soil Collected from Arid Region of Rajasthan (churu)”. International Journal of Pharma and Bio Sciences, vol. 8, no. 2, June 2017, pp. 926-32, doi:10.22376/ijpbs.2017.8.2.b926-932.