Template:Lang, 2025a
- Lang, S.Y. 2025a. Rediscovery of the mysterious ringlet Erebia ludlowi Warren, 1952 in E. Tibet, China, and its relationship with Erebia alcmena Grum-Grshimaïlo, 1891 (Lepidoptera, Nymphalidae, Satyrinae). Atalanta 56(3-4): 478-485. Full article (PDF).