Erst, A., Luferov, A., Troschkina, V., Xiang, K., & Wang, W. (2018). The genus Trollius L. (Ranunculaceae) in the flora of the Altai Mountain Country. Systematic Notes on the Materials of P.N. Krylov Herbarium of Tomsk State University, (118), 64-76. https://doi.org/10.17223/20764103.118.5