[2] viXra:1712.0227 submitted on 2017-12-07 03:18:53, (126 unique-IP downloads)
Authors: Elena Adriana Răducan
Category: Social Science
[1] viXra:1411.0120 submitted on 2014-11-14 12:00:29, (145 unique-IP downloads)
Authors: Elena Adriana Răducan
Category: Education and Didactics