Sentman, D.D.; Wescott, E. M.; Osborne, D. L.; Hampton, D. L.; Heavner, M. J.; dll. (1995). "Preliminary results from the Sprites94 aircraft campaign: 1. Red Sprites". Geophys. Res. Lett. 22 (10): 1205–1208. Bibcode:1995GeoRL..22.1205S. doi:10.1029/95GL00583. Explicit use of et al. in: |first= (bantuan)
Sentman, D.D.; Wescott, E. M.; Osborne, D. L.; Hampton, D. L.; Heavner, M. J.; dll. (1995). "Preliminary results from the Sprites94 aircraft campaign: 1. Red Sprites". Geophys. Res. Lett. 22 (10): 1205–1208. Bibcode:1995GeoRL..22.1205S. doi:10.1029/95GL00583. Explicit use of et al. in: |first= (bantuan)
Sentman, D.D.; Wescott, E. M.; Osborne, D. L.; Hampton, D. L.; Heavner, M. J.; dll. (1995). "Preliminary results from the Sprites94 aircraft campaign: 1. Red Sprites". Geophys. Res. Lett. 22 (10): 1205–1208. Bibcode:1995GeoRL..22.1205S. doi:10.1029/95GL00583. Explicit use of et al. in: |first= (bantuan)