Neil D. Richmond, Harry R. Rosland. Mammal survey of Northwestern Pennsylvania. // Pennsylvania Game Commission and U. S. Fish and Wildlife Service, 1949, S. 1–67 (S. 34–36) ([1])
Cassola, F. 2017 [2016]. Parascalops breweri (Hairy-tailed Mole). IUCN Red List of Threatened Species. 2016: e.T41469A115188181. DOI:10.2305/IUCN.UK.2016-3.RLTS.T41469A22322790.en