Narong Chungsamarnyart, and Suratwadee Jiwajinda. 1992. “Acaricidal Activity of Volatile oil from Lemon and Citronella Grasses on Tropical Cattle Ticks”. Agriculture and Natural Resources 26 (5). Bangkok, Thailand:46-51. https://li01.tci-thaijo.org/index.php/anres/article/view/241871.