Petrographic atlas: characterisation of aggregates regarding potential eeactivity to alkalis RILEM TC 219-ACS recommended guidance AAR-1.2, for use with the RILEM AAR-1.1 petrographic examination method - Fernandes, Isabel; Ribeiro, Maria dos Anjos; Broekmans, Maarten A. T. M.; Sims, Ian (Springer, 2016)