M. Suwarti, Y. A. Mulyani, and A. P. Kartono, “Characteristics of Javan Coucal (Centropus nigrorufus) Preferential Habitat in Wonorejo Surabaya”, Medkon, vol. 23, no. 2, pp. 94–202, Oct. 2018, doi: 10.29244/medkon.23.2.94-202.