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OPTICAL AND PHOTOGRAPHIC METHODS FOR THE DETECTION OF INVISIBLE WRITING
Publication year - 1919
Publication title -
school science and mathematics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.135
H-Index - 2
eISSN - 1949-8594
pISSN - 0036-6803
DOI - 10.1111/j.1949-8594.1919.tb07732.x
Subject(s) - citation , computer science , information retrieval , library science , mathematics education , psychology