@article{Gaspar-Tebar_1975, title={Some remarks on the presence of metallic sulphurs in aggregates}, volume={25}, url={https://materconstrucc.revistas.csic.es/index.php/materconstrucc/article/view/1259}, DOI={10.3989/mc.1975.v25.i159.1259}, abstractNote={Not available}, number={159}, journal={Materiales de Construcción}, author={Gaspar-Tebar, Demetrio}, year={1975}, month={Sep.}, pages={29–42} }