Take a look at a good book : the third collection of additive alphametics for the connoisseur / Steven Kahan.

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Bibliographic Details
Online Access:	Full Text (via Taylor & Francis)
Main Author:	Kahan, Steven (Author)
Format:	eBook
Language:	English
Published:	London : Routledge, Taylor & Francis Group, 2018.
Subjects:	Mathematical recreations.

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Holdings details from Online
Call Number:	QA95
QA95	Available