Bahtiar, D., R. Susanti, and M. Rahayuningsih. “KEANEKARAGAMAN JENIS EKTOPARASIT BURUNG PARUH BENGKOK FAMILI PSITTACIDAE DI TAMAN MARGASATWA SEMARANG”. Life Science, Vol. 3, no. 2, 1, http://journal.unnes.ac.id/sju/UnnesJLifeSci/article/view/4571.