Copolymerazaion of N-vinyl-2-pyrrolidon with Acrylic Acid and Methylmethacrylate. Baghdad Sci.J [Internet]. 2014 Mar. 2 [cited 2024 Dec. 19];11(1):123-7. Available from: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/1542