Hanusek, J. (2008). A Contribution to Study of Formation and Transformation of Some Five- and Six-membered Heterocyclic Compounds Containing Nitrogen and Sulfur. Chemické Listy, 102(9). Získáno z http://ww.chemicke-listy.cz/ojs3/index.php/chemicke-listy/article/view/1624