M. Khoiriyah, S. Chuzaemi, and H. Sudarwati, “EFFECT OF FLOUR AND PAPAYA LEAF EXTRACT (Carica papaya L.) ADDITION TO FEED ON GAS PRODUCTION, DIGESTIBILITY AND ENERGY VALUES IN VITRO”, JTAPRO, vol. 17, no. 2, pp. 74–85, Apr. 2017.