Widyaningsih, F., Rimayanti, R., Koesdarto, S., Suwanti, L. T., & Sunarso, A. (2019). Prevalence of Protozoa in Gastrointestinal Tract of Pigeons (Columba livia) Maintenance Ekstensif and Intensif in Surabaya. Journal of Parasite Science, 2(2), 71–76. https://doi.org/10.20473/jops.v2i2.16405