Engel, M. S., & Ortega Blanco, J. (2008). The fossil crown wasp Electrostephanus petiolatus Brues in Baltic Amber (Hymenoptera, Stephanidae): Designation of a neotype, revised classification,and a key to amber Stephanidae.
Chicago Style CitationEngel, Michael S., and Jaime Ortega Blanco. The Fossil Crown Wasp Electrostephanus Petiolatus Brues in Baltic Amber (Hymenoptera, Stephanidae): Designation of a Neotype, Revised Classification,and a Key to Amber Stephanidae. 2008.
MLA CitationEngel, Michael S., and Jaime Ortega Blanco. The Fossil Crown Wasp Electrostephanus Petiolatus Brues in Baltic Amber (Hymenoptera, Stephanidae): Designation of a Neotype, Revised Classification,and a Key to Amber Stephanidae. 2008.
Warning: These citations may not always be 100% accurate.