The abstract text should be formatted using 12 point Times (or Times Roman, or Times New Roman). Your abstract should give readers concise information about the content of your article. It should be informative, accessible and not only indicate the general scope of the article but also state the main results obtained/expected and conclusions drawn. The abstract should be complete in itself - no table numbers, figure numbers, references or equations should be referred to. It should be suitable for direct inclusion in abstracting services and should not normally be more than 300 words.