@article{paperid:1048796,
author = {Zamani, Ali and Sal Moslehian, Mohammad and Michael Frank},
title = {Angle Preserving Mappings},
journal = {Zeitschrift fur Analysis und ihre Anwendung},
year = {2015},
volume = {34},
number = {4},
month = {December},
issn = {0232-2064},
pages = {485--500},
			numpages = {15},
keywords = {Orthogonality preserving mapping; angle; inner product space; inner product $C^*$-module},
}