Omid Mashinchian, Roya Salehi, Gholamreza Dehghan, Ayoub Aganejad, Soudabeh Davaran and Yadollah Omidi 2010. Novel thermosensitive poly (N-isopropylacrylamide-covinylpyrrolidone-co-methacrylic acid) nanosystems for delivery of natural products. International Journal of Drug Delivery. 2, 4 (Dec. 2010), 278–286.