Please write your abstract here (300 words maximum). Remember that the abstract should be written in a straightforward manner and in a way that contains an introductory phrase, objective of the paper and written in a clear and concise manner. Present clearly and detailed the methodology used. Describe of the main results with their corresponding discussion. Final conclusion linked to the objectives. Does not use bibliographic citations.
• If the paper is written in Spanish you should have an abstract in English.
• If the paper is written in Portuguese you should have an abstract in English.