Retana, A., and L. A. Mound. “Thrips of the <i>Frankliniella minuta</i> Group (Insecta: Thysanoptera) in Costa Rican Asteraceae Flowers”. Revista De Biología Tropical, vol. 42, no. 3, Dec. 1994, pp. 639–648, https://revistas.ucr.ac.cr/index.php/rbt/article/view/23269.