Template:Järvinen et al., 2004
- Järvinen, P., Palmé, A., Morales, L. O., Lännenpää, M., Keinänen, M., Sopanen, T., & Lascoux, M. (2004). Phylogenetic relationships of Betula species (Betulaceae) based on nuclear ADH and chloroplast matK sequences. American Journal of Botany 91 (11): 1834–1845. DOI: 10.3732/ajb.91.11.1834