Kiratiya-angkul, S. “Detection of Cymbidium Mosaic Virus by Dot-ELISA and DAS-ELISA Technique”. Thai Agricultural Research Journal, vol. 7, no. 1-3, Jan. 1989, pp. 38-43, https://li01.tci-thaijo.org/index.php/thaiagriculturalresearch/article/view/244848.