Reference

Ivan N. Bolotov, Ivan A. Mizin, Alisa A. Zheludkova, Olga V. Aksenova, Yulia S. Kolosova, Grigory S. Potapov, Vitaly M. Spitsyn, Mikhail Yu. Gofarov (2021): Long-distance dispersal of migrant butterflies to the Arctic Ocean islands, with a record of Nymphalis xanthomelas at the northern edge of Novaya Zemlya (76.95°N) – Nota lepidopterologica – 44: 73 - 90.