Workability and Compressive Strength for Concrete With Coconut Shell AggregateAlif Syazani Leman, Shahiron Shahidan, Mohd. Yazid Yusuf, Sharifah Salwa Mohd Zuki and Noor Aina MisnonMATEC Web Conf., 87 (2017) 01017DOI: https://doi.org/10.1051/matecconf/20178701017