RSC Advances, vol. 6, no. 65, page. 60749 - 60755, 2016-06
RSC Advances, vol. 8, no. 14, page. 7514 - 7517, 2018-02
RSC Advances, vol. 3, no. 24, page. 9150 - 9153, 2013-06
RSC Advances, vol. 6, no. 78, page. 74614 - 74619, 2016-08