Prakash, K., B. Z. Awen, C. B. Rao, and A. S. Kumari. “Fabrication and in Vitro Evaluation of Subgingival Strips of Calcium Alginate for Controlled Delivery of Ofloxacin and Metronidazole”. Ars Pharmaceutica (Internet), vol. 53, no. 3, Sept. 2012, pp. 26-33, https://revistaseug.ugr.es/index.php/ars/article/view/4684.