“…Citamos ainda dentre outros, os trabalhos de Alves et al (2005), Dai (2009), Dai e Liu (2009), Dai e Wei (2010), Alves et al (2010), Miotto (2010), Cammaroto e Vilasi (2011), Colasuonno e Pucci (2011), Sun e Tang (2011), Pei (2012, Huang et al (2013), Hssini et al (2013), Ferrara et al (2014, Miotto (2014) e Hssini et al (2015 os quais utilizam argumentos variacionais.…”