Astuti, N. D. “Relationship Between Santri’s Behaviors and Physical Environment With Ari Incidence in Assalafi Al Fithrah Islamic Boarding School Surabaya”. JURNAL KESEHATAN LINGKUNGAN, vol. 10, no. 2, Dec. 2018, pp. 201-10, doi:10.20473/jkl.v10i2.2018.201-210.