Kakeh-Khani, Abed, Mansour Nazari, and Hassan Nasirian. 2020. “Insecticide resistance studies on German cockroach (Blattella germanica) strains to malathion, propoxur and lambdacyhalothrin”. Chulalongkorn Medical Journal 64 (4). Bangkok, Thailand. https://he05.tci-thaijo.org/index.php/CMJ/article/view/250.