“Rancang Bangun Alat Penukar Kalor Shell And Tube Dengan Satu Laluan Cangkang Dan Dua Laluan Tabung Sebagai Pemanas Air: Design of Shell And Tube Heat Exchanger with One Shell Pass and Two Tube Passes as Water Heater”, st, vol. 1, no. 2, pp. 115–134, Dec. 2018, doi: 10.32734/st.v1i2.289.