THE EFFECT OF A COMBINATION OF STEEL FIBER WASTE TYRE AND CRUMB RUBBER ON THE MECHANICAL PROPERTIES OF HIGH-STRENGTH CONCRETE. INTERNATIONAL JOURNAL OF GEOMATE [Internet]. 2023 Nov. 1 [cited 2026 Apr. 23];25(111):238-45. Available from: https://geomatejournal.com/geomate/article/view/4203