Wijit Wonglumsom, Chaniya Leepiyasakulchai and Wacharee Tiyasuttipan (2008) “External Quality Assessment in Isolation and Identification of Bacteria”, Agriculture and Natural Resources. Bangkok, Thailand, 42(5), pp. 219–224. available at: https://li01.tci-thaijo.org/index.php/anres/article/view/244597 (accessed: 10 October 2026).