MANDAL, UTTAM KUMAR; YADAV, S K; SHARMA, K L; RAMESH, V; VENKANNA, K. Estimating permanganate-oxidizable active carbon as quick indicator for assessing soil quality under different land-use system of rainfed Alfisols. The Indian Journal of Agricultural Sciences, Delhi, India, v. 81, n. 10, 2011. Disponível em: https://epubs.icar.org.in/index.php/IJAgS/article/view/11249. Acesso em: 27 oct. 2025.