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Human saliva as a cleaning agent for dirty surfaces
Romão, Paula M. S., Alarcão, Adília M., Viana, César A. N.Volume:
35
Language:
english
Journal:
Studies in Conservation
DOI:
10.1179/sic.1990.35.3.153
Date:
August, 1990
File:
PDF, 407 KB
english, 1990