J.  Gibbs, ?Integrative taxonomy identifies new (and old) species in the Lasioglossum (Dialictus) tegulare (Robertson) (Hymenoptera, Halictidae) species group?, Zootaxa, vol. 2032, pp. 1?38, 2009.

J.  Gibbs, ?A new cleptoparasitic Lasioglossum (Hymenoptera, Halictidae) from Africa?, Journal of Hymenoptera Research, vol. 18, pp. 74?79, 2009.

J.  Gibbs, ?New species in the Lasioglossum petrellum species group identified through an integrative taxonomic approach?, The Canadian Entomologist, vol. 141, pp. 371?396, 2009.

J.  Gibbs, ?Revision of the metallic species of Lasioglossum (Dialictus) in Canada (Hymenoptera, Halictidae, Halictini)?, Zootaxa, vol. 2591, 2010.

J.  Gibbs, ?Atypical wing venation in Dialictus and Hemihalictus and its implications for subgeneric classification of Lasioglossum?, Psyche, vol. 2010, pp. 1?6, 2010.