J. Jufrizal, F. H. . Napitupulu, I. Abdullah, H. . Ambarita, and D. A. S. . Tarigan, “Waste Heat Potential Test from One and Two Furnace Gas Stoves Discharged into the Environment”, IRA J.Tek. Mesin Dan Apl, vol. 1, no. 2, pp. 74–81, Sep. 2022.