T. M. Trisna, Melliana Melliana, Fitra Fitra, Azmi Azmi, and Arif Arif, “Improving Welding Skills For Children In The Halimatussa’diyah Muhammadiyah Orphanage Dumai City: Peningkatan Keterampilan Pengelasan Anak Panti Asuhan Halimatussa’diyah Muhammadiyah Kota Dumai”, CONSEN, vol. 3, no. 1, pp. 22-27, May 2023.