“SEPARATION AND IDENTIFICATION OF NAPHTHALENE,ACENAPHTHYLENE, PYRENE, BENZ{A} ANTHRACENE AND1,3,2,4-DIBENZANTHRACENE”. 2018.
Al-Nahrain Journal of Science
12 (4): 14-24.
https://mail.anjs.edu.iq/index.php/anjs/article/view/1163
.