TY - CONF TI - Processes of destructing sandstones in relic buildings according to their binding agents AU - Penkala, Barbara AU - Bralewska, Ewa PY - 1976 SP - 219-224 T2 - 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 ER -