Phrakhru Wichak Thammarat, Phrakhru Pariyatpattanabundit, and Phrakhru Sudhikhambhirayan. “The Application Of The Four Brahmavihāra Principles Of Moral Teaching Monks In Na Kaeo Subdistrict Schools, Phon Na Kaeo District, Sakon Nakhon Province”. Educational Administration: Theory and Practice, vol. 30, no. 6, June 2024, pp. 351-8, doi:10.53555/kuey.v30i6.5199.