Mattoni, Rudolf H. T., "The Endangered El Segundo Blue Butterfly," The Journal of Research on the Lepidoptera, Volume 29 (4), Winter 1990. PDF 19.5 MBArchived 2003-10-25 at the Wayback Machine
Mattoni, Rudolf H. T., "The Endangered El Segundo Blue Butterfly," The Journal of Research on the Lepidoptera, Volume 29 (4), Winter 1990. PDF 19.5 MBArchived 2003-10-25 at the Wayback Machine
"Home" (Archive). Wiseburn School District. Retrieved on April 4, 2014. "Also serving the children of employees from the surrounding aerospace, technology, travel, and entertainment industries, as well as families living in the Westchester, Playa del Rey, Playa Vista, Mar Vista, and Ladera Heights area on an interdistrict permit transfer."
"Home" (Archive). Wiseburn School District. Retrieved on April 4, 2014. "Also serving the children of employees from the surrounding aerospace, technology, travel, and entertainment industries, as well as families living in the Westchester, Playa del Rey, Playa Vista, Mar Vista, and Ladera Heights area on an interdistrict permit transfer."