BioStor
 | Native Black grass Bugs (Irbisia labops) On Introduced Wheatgrasses - Commentary And Annotated bibliography (Hemiptera, Heteroptera, Miridae) J D Latin, A Christie and M D Schwartz (1995) Proceedings of The Entomological Society of Washington 97: 90-111 |
 | Taxonomic and nomenclatural comments on the Triticeae in North America Mary Elizabeth Barkworth (1997) Phytologia 83: 302-311 |