Demian Takumasa, K., Gullan, P., & Andra Ramos, P. (2025). Report of new invasive scale insects (Hemiptera: Coccoidea), Crypticerya multicicatrices Kondo and Unruh (Monophlebidae) and Maconellicoccus hirsutus (Green) (Pseudococcidae), on the islands of San Andres and Providencia, Colombia, with an updated taxonomic key to iceryine scale insects of South America. University of Nebraska - Lincoln.

Demian Takumasa, Kondo-Rodriguez, Penny Gullan, and Portilla Andra Ramos. Report of New Invasive Scale Insects (Hemiptera: Coccoidea), Crypticerya Multicicatrices Kondo and Unruh (Monophlebidae) and Maconellicoccus Hirsutus (Green) (Pseudococcidae), On the Islands of San Andres and Providencia, Colombia, With an Updated Taxonomic Key to Iceryine Scale Insects of South America. University of Nebraska - Lincoln, 2025.

Demian Takumasa, Kondo-Rodriguez, Penny Gullan, and Portilla Andra Ramos. Report of New Invasive Scale Insects (Hemiptera: Coccoidea), Crypticerya Multicicatrices Kondo and Unruh (Monophlebidae) and Maconellicoccus Hirsutus (Green) (Pseudococcidae), On the Islands of San Andres and Providencia, Colombia, With an Updated Taxonomic Key to Iceryine Scale Insects of South America. University of Nebraska - Lincoln, 2025.