D. Rudy Hartana, E. Yawara, D. Sugati, and A. A. Salim, “KINERJA GAS PENUKAR PANAS ALIRAN BALIK SHELL AND TUBE UNTUK PENGERING PERTANIAN”, Journal Technology of Civil, Electrical, Mechanical, Geology, Mining, and Urban Design, vol. 7, no. 2, pp. 25-34, Dec. 2022.