Utilization of fly ash in cement production

by Ilic, Ivana, Kostovic, Milena, Kostovic, Nebojsa, Simovic, Ivana
Source: 1. 8th Conference on environment and mineral processing, part I 1. Ostrava : Vysoká škola báňská - Technická univerzita, 2004 1. 80-248-0558-8 1. S. 145-149