Pitakpong, A. and Maungsan, N. (2018) “The use of epiphytic lichen as a biomonitor on air quality, nitrogen dioxide and sulphur dioxide deposition in mab ta phut industrial estate, Rayong province”, International Journal of Agricultural Technology, 14(7), pp. 1657–1668. available at: https://li04.tci-thaijo.org/index.php/IJAT/article/view/8972 (accessed: 22 September 2026).