Sianturi, D. J. M. ., Tumangger, T. F. ., Aldori, Y. R. ., Iswandi, I., & Umroh, B. . (2025). Experimental Performance Study of a Composite Polymer Crushing Machine in Laboratory Scale. IRA Jurnal Teknik Mesin Dan Aplikasinya (IRAJTMA), 4(2), 41–44. https://doi.org/10.56862/irajtma.v4i2.290