N. M. A. L., Heppi, Dewi, G. A. M. K., AND Wiyana, I K. A.. " Production of Isa Brown Chicken Post-Vacination with Candidate of Egg Drop Syndrome (EDS) Vaccine Given Different Amount of Ration" Jurnal Peternakan Tropika [Online], Volume 7 Number 2 (27 May 2019)