S. H. AL-Maaini Nazhan.KA AL-Luhiby, A. (2016). 'Preparation and diagnosis some heterocyclic compounds that derived from 1,3,4 – Thiadiazole compound derived from 1,3,4 – Thiadiazole compound', Kirkuk Journal of Science, 11(4), pp. 184-197. doi: 10.32894/kujss.2016.131072