Keränen, I. (2009). Frequency of hybridization between Calopteryx splendens and C. virgo: The effect of population parameters and environmental factors.
Chicago-viite (17. p.)Keränen, Inka. Frequency of Hybridization Between Calopteryx Splendens and C. Virgo: The Effect of Population Parameters and Environmental Factors. Jyväskylä, 2009.
MLA-viite (9. p.)Keränen, Inka. Frequency of Hybridization Between Calopteryx Splendens and C. Virgo: The Effect of Population Parameters and Environmental Factors. 2009.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.