S. B. Y. Abeywardena, S. Perera, K. M. Nalin de Silva, and N. P. Tissera, “A facile method to modify bentonite nanoclay with silane”, Int. Nano Lett., vol. 7, no. 3 (September 2017), Jul. 2017, doi: 10.1007/s40089-017-0214-2.