This article has been withdrawn at the request of the author(s) and/or editor. The Publisher apologizes for any inconvenience this may cause.
The full Elsevier Policy on Article Withdrawal can be found at https://www.elsevier.com/about/our-business/policies/article-withdrawal
Article
Go to the members area of the website of the SEMICYUC (www.semicyuc.org )and click the link to the magazine.