Reference
Barbara-Amina Gereben-Krenn, Johann Neumayer, Sarah Bardakji, Gerald Timelthaler, Joseph F. Gokcezade, Silas Bossert, Harald W. Krenn (2013): Cryptic bumblebee species of the Bombus lucorum-complex in the Austrian Alps. – Nationalpark Hohe Tauern - Conference Volume – 5: 219 - 222.