“…The method areas that appear in the primary studies are grouped into nine main blocks, namely: analysis (requirements analysis ( Mishra and Mishra, 2011 ;Ocampo et al, 2005 ;Pereira et al, 2007 ), requirements engineering ( Hurtado et al, 2014 ;Ortega et al, 2012 ), requirements management ( Niazi and Babar, 2009 )), design, implementation, test, quality assurance, project management (measurement and analysis ( Niazi and Babar, 2009 ), project planning ( Hurtado and Bastarrica, 2012 ;Niazi and Babar, 2009 ), project assessment and control ( Hurtado and Bastarrica, 2012 ;Niazi and Babar, 2009 )), support methods (configuration management ( Niazi and Babar, 2009 ), support process ( Martínez-Ruiz et al, 2011 )), and methodology. As shown in Fig.…”