Experimental Study Of Glass Shards And Coconut Shell As A Partial Substitution Of Coarse Aggregate Of Concrete Journal title: Jurnal Ilmiah Dinamika Rekayasa Authors: Brian Agustin Fau, Agustinus Agus Setiawan Subject(s): Engineering, Electrical & Electronic, Engineering, Multidisciplinary, Engineering, Civil, Engineering, Geological, Engineering, Industrial