Akinyele JO, Salim RW, Oyeti G. Use of Recycled Polypropylene Grains as Partial Replacement of Fine Aggregate in Reinforced Concrete Beams. EST [Internet]. 2015Oct.16 [cited 2024Dec.19];6(4):184-90. Available from: https://bme.vgtu.lt/index.php/EST/article/view/3215