SHS Web of Conferences

Reciprocity Principle Within Mutual Aid Relations

Evgeniy Reutov, Marina Reutova and Irina Shavyrina

SHS Web Conf., 50 (2018) 01010

Published online: 12 October 2018

DOI: 10.1051/shsconf/20185001010

Evgeniy Reutov

Marina Reutova

Irina Shavyrina

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