Copyright Notice

Both CEJER and the authors holds the copyright of all published materials. In addition, authors have the right to use all or part of their texts and abstracts for their personal use and for their teaching purposes.

Authors have the right to use all or part of the text and abstract, in the preparation of derivative works, extension of the article into book-length or in other works, and the right to include the article in full or in part in a thesis or dissertation or books. Authors are kindly asked to provide acknowledgement of the original publication in CEJER, including the title of the article, the journal name, volume, issue number, page number, and year of publication.

© 2019 by the authors. Submitted for possible open access publication under the terms and conditions of the Creative Commons Attribution (CC BY) license (