Phatisena, T., T. Phodhichai, and S. Thanapatto. “The participatory development of youth, family and school in preventing unsafe sex problems in junior high school students, dankhunthod district,Nakhon Ratchasima province”. Asia-Pacific Journal of Science and Technology, vol. 17, no. 2, Apr. 2017, pp. 315-24, https://so01.tci-thaijo.org/index.php/APST/article/view/82899.