Reference
Hans Sachtleben (1959): Entomologische Chronik (Prof. Dr. Teiso Esaki, Prof. Gordon Floyd Ferris, Prof. Harry Scott Smith, Prof. Dr. h. c. Albert Tullgren, Dr. med. Dr. phil. h. c. Eugen Wehrli). – Beiträge zur Entomologie = Contributions to Entomology – 9: 228 - 232.