Kartini, S. 2016. The Helminthiasis on The State Elementary School Student on Kecamatan Rumbai Pesisir Pekanbaru. Jurnal kesehatan komunitas (Journal of community health). 3, 2 (May 2016), 53–58. DOI:https://doi.org/10.25311/keskom.Vol3.Iss2.102.