Bayat, O., Arslan, V. and Bayat, B. (2011) “Use of Aspergillus niger in the bioleaching of colemanite for the production of boric acid”, Electronic Journal of Biotechnology. Valparaíso, Chile, 14(3). Available at: https://preprints.pucv.cl/index.php/ejbiotechnology/article/view/v14n3-7 (Accessed: 19 September 2024).