Prabowo, P. M., S. S. Rahardjo, and E. P. Pamungkasari. “Contextual Effect of the Integrated Health Post and Social Capital on Completeness of Child Immunization in Pacitan, East Java”. Journal of Maternal and Child Health, vol. 5, no. 5, Sept. 2020, pp. 525-36, http://thejmch.com/index.php/thejmch/article/view/490.