Rutkovska, Santa, Irēna Pučka, and Ingūna Novicka. “Analysis Of Invasive Flora In Cemetery Territories Of The City Of Daugavpils”. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference 2 (August 5, 2015): 344–351. Accessed May 3, 2024. https://journals.rta.lv/index.php/ETR/article/view/1001.