Paterson Fox, Eduardo Gonçalves; Solis, Daniel Russ; Rossi, Monica Lanzoni; Mackay, William; Pacheco, Jose (decembrie 2011). „Morphological Notes on the Worker and Queen Larvae of the Thief Ant Solenopsis helena (Hymenoptera, Formicidae, Myrmicinae) from Brazil”. Florida Entomologist. 94 (4): 909–915. doi:10.1653/024.094.0427. ISSN0015-4040.
Fox, Eduardo Gonçalves Paterson; Solis, Daniel Russ; Rossi, Mônica Lanzoni; Delabie, Jacques Hubert Charles; de Souza, Rodrigo Fernando; Bueno, Odair Correa (). „Comparative Immature Morphology of Brazilian Fire Ants (Hymenoptera: Formicidae: Solenopsis )”. Psyche: A Journal of Entomology. 2012: 1–10. doi:10.1155/2012/183284. ISSN0033-2615.
Paterson Fox, Eduardo Gonçalves; Solis, Daniel Russ; Rossi, Monica Lanzoni; Mackay, William; Pacheco, Jose (decembrie 2011). „Morphological Notes on the Worker and Queen Larvae of the Thief Ant Solenopsis helena (Hymenoptera, Formicidae, Myrmicinae) from Brazil”. Florida Entomologist. 94 (4): 909–915. doi:10.1653/024.094.0427. ISSN0015-4040.
Fox, Eduardo Gonçalves Paterson; Solis, Daniel Russ; Rossi, Mônica Lanzoni; Delabie, Jacques Hubert Charles; de Souza, Rodrigo Fernando; Bueno, Odair Correa (). „Comparative Immature Morphology of Brazilian Fire Ants (Hymenoptera: Formicidae: Solenopsis )”. Psyche: A Journal of Entomology. 2012: 1–10. doi:10.1155/2012/183284. ISSN0033-2615.