1. Aslam M, Kalyar MA, Raza ZA (2018) Polym Eng Sci 58:2119
2. Zhu L, Fang P (2014) China Daily Europe 9/26/2014. https://europe.chinadaily.com.cn/epaper/2014-09/26/content_18664501.htm
3. Nagarkar R, Patel J (2019) Acta Sci Pharm Sci 3:34
4. Halima NB (2016) RSC Adv 6:39823
5. Marin E, Rojas J, Ciro Y (2014) Afr J Pharm Pharmacol 8:674