Tsymbalyuk, Z. M. ., D. Ivanova, in L. M. Nitsenko. „Taxonomic Significance of Palynomorphological Characteristics of Selected Centranthus (Caprifoliaceae) Species“. Hacquetia, let. 20, št. 2, november 2020, str. 243–256, https://ojs.zrc-sazu.si/hacquetia/article/view/8825.