Bonn zoological bulletin - Zoologisches Forschungsmuseum Alexander Koenig. (Zoologisches Forschungsmuseum Alexander Koenig, 2018)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1987)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1987)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1987)

Entomologische berichten - Nederlandse Entomologische Vereniging (2015)

Entomologische berichten - Nederlandse Entomologische Vereniging (2015)

Entomologische berichten - Nederlandse Entomologische Vereniging (2015)

Entomologische berichten - Nederlandse Entomologische Vereniging (2015)

Journal of Hymenoptera research - International Society of Hymenopterists (International Society of Hymenopterists, 2007)

Journal of Hymenoptera research - International Society of Hymenopterists (International Society of Hymenopterists, 2007)

Journal of Hymenoptera research - International Society of Hymenopterists (International Society of Hymenopterists, 2007)