• http://www.repositorio.ufal.br/jspui/handle/123456789/12553
• http://www.repositorio.ufal.br/jspui/handle/123456789/12554
• http://www.repositorio.ufal.br/jspui/handle/123456789/12491
• http://www.repositorio.ufal.br/jspui/handle/123456789/12519
• http://www.repositorio.ufal.br/jspui/handle/123456789/12632
• http://www.repositorio.ufal.br/jspui/handle/123456789/12624
• http://www.repositorio.ufal.br/jspui/handle/123456789/12625
• http://www.repositorio.ufal.br/jspui/handle/123456789/12642
• http://www.repositorio.ufal.br/jspui/handle/123456789/12643
• http://www.repositorio.ufal.br/jspui/handle/123456789/12645