| Auteur(s) | Smit, J. |
| Jaar | 2013 |
| Titel | Nomada alpigena. The IUCN Red List of Threatened Species 2013: e.T19199167A21431243. http://dx.doi.org/10.2305/IUCN.UK.2013-2.RLTS.T19199167A21431243.en. Downloaded on 25 May 2018. |
| Auteur(s) | Smit, J. |
| Jaar | 2013 |
| Titel | Nomada alpigena. The IUCN Red List of Threatened Species 2013: e.T19199167A21431243. http://dx.doi.org/10.2305/IUCN.UK.2013-2.RLTS.T19199167A21431243.en. Downloaded on 25 May 2018. |