U. K. MANDAL, S. K. YADAV, K. L. SHARMA, V. RAMESH, and K. VENKANNA, “Estimating permanganate-oxidizable active carbon as quick indicator for assessing soil quality under different land-use system of rainfed Alfisols”, Indian J Agri Sci, vol. 81, no. 10, Oct. 2011, doi: 10.56093/ijas.v81i10.11249.