N. Ravadchai, T. Rachutorn, P. Srikuta, D. Inthisaeng, W. Ratchawong, and S. Srivilai, “Knowledge, Attitude and Behaviors Among Workers Excreta Management in Nakhon Ratchasima Province”, LRUJ, vol. 17, no. 60, pp. 82–90, Jun. 2022.