Maruekarajtinplaeng, S., and S. Sawpetdee. “Effect of carbon and nitrogen sources on antibacterial substance production from isolated Actinomycetes”. RMUTSB ACADEMIC JOURNAL, vol. 10, no. 2, Dec. 2022, pp. 136-47, https://li01.tci-thaijo.org/index.php/rmutsb-sci/article/view/254299.