Todorov, K. T., Cheshmedzhiev, I. V., Stoyanov, P. S., Mladenova, T. R., & Dimitrova-Dyulgerova, I. Z. (2018). Taxonomic Structure of Genus Carduus L. in Bulgaria. Union of Scientists in Bulgaria.
Chicago Style (17th ed.) CitationTodorov, Krasimir T., Iliya V. Cheshmedzhiev, Plamen S. Stoyanov, Tsvetelina R. Mladenova, and Ivanka Zh Dimitrova-Dyulgerova. Taxonomic Structure of Genus Carduus L. in Bulgaria. Union of Scientists in Bulgaria, 2018.
MLA (8th ed.) CitationTodorov, Krasimir T., et al. Taxonomic Structure of Genus Carduus L. in Bulgaria. Union of Scientists in Bulgaria, 2018.
Warning: These citations may not always be 100% accurate.