MULPURU SIREESHA, CH.LAKSHMI NAGA BALA. AN INVESTIGATIVE STUDY ON CONCRETE REINFORED WITH STEELPOLYPROPYLENE HYBRID FIBER OF M30 GRADE CONCRETE. International Journal of Research & Technology, [S. l.], v. 9, n. 1, p. 42–55, 2021. Disponível em: https://ijrt.org/j/article/view/636. Acesso em: 23 dec. 2025.