Drašar, P. (2004). A. Gossauer: Progress in the Chemistry of Organic Natural Products, Part 86, Monopyrrolic Natural Compounds Including Tetramic Acid Derivatives, (W. Herz, H. Falk, G. W. Kirby, eds). Chemické Listy, 98(3), 157. Získáno z http://www-.chemicke-listy.cz/ojs3/index.php/chemicke-listy/article/view/4719