Publicado no e em "Educação, Educação", idioma — English. 14 páginas.
Foremost, I would like to express my sincere gratitude to my advisor prof. Nisha Dhiman (Roorkee College of Engineering) for the continuous support of my Project Orientation Program, for her patience, motivation, enthusiasm, and immense knowledge. Her guidance helped me in all the time of research and writing of this thesis. I could not have imagined having a better advisor and mentor for my POP.
Besides my advisor, I would like to thank the rest of my thesis committee. Mais
