SYNTHESIS AND PHOTOCHEMICAL STUDY OF POLY(VINYL CHLORIDE) - 1,3,4-OXADIAZOLE AND 1,3,4-THIADIAZOLE. ANJS [Internet]. 2007 Jun. 1 [cited 2024 Sep. 20];10(1):7-12. Available from: https://mail.anjs.edu.iq/index.php/anjs/article/view/1484