The PDF file you selected should load here if your Web browser has a PDF reader plug-in installed (for example, a recent version of Adobe Acrobat Reader).

If you would like more information about how to print, save, and work with PDFs, Highwire Press provides a helpful Frequently Asked Questions about PDFs.

Alternatively, you can download the PDF file directly to your computer, from where it can be opened using a PDF reader. To download the PDF, click the Download link above.

Fullscreen Fullscreen Off


  • There are currently no refbacks.

HTML tutorial



  ISSN 2068-3537, E-ISSN (online) 2069-9476


"Aurel Vlaicu" University of Arad

Bd. Revoluţiei no. 77, 310130 - Arad, Romania
Tel/fax: +40-257-280679