Effect of natural pozzolan on strength and temperature distribution of heavyweight concrete at early agesTang Van Lam, Trong Chuc Nguyen, Ngo Xuan Hung, Dang Van Phi, Boris Bulgakov and Sophia BazhenovaMATEC Web Conf., 193 (2018) 03024DOI: https://doi.org/10.1051/matecconf/201819303024