File:Lommelen, E., Schoeters, E. et al. 2003. Development of the labial gland of the ponerine ant Pachycondyla obscuricornis.pdf

Summary
Lommelen, E., Schoeters, E., Billen, J. 2003. Development of the labial gland of the ponerine ant Pachycondyla obscuricornis (Hymenoptera, Formicidae) during the pupal stage. Arthropod Structure and Development 32: 209-217.