@inproceedings{1055695,
    title = "Estimation of the content of clay minerals and its significance in stone decay",
    author = "Rodrigues, Delgado",
    year = "1976",
    pages = "105-108",
    booktitle = "2ον Διεθνές συμπόσιον επί της καταστροφής των λίθων είς κατασκευάς. 2me Colloque international sur la détérioration des pierres en oeuvre. 2nd International symposium on the deterioration of building stones"
}