1Larsen-Freeman,D.,& Cameron,L.(2008).Research methodology on languagedevelopment from a complex system perspective. The Modem Language Jour-nal,92(8): 200-213.
2oelmanJvL &\fespooiiNl(2010). Dynamic patterns indevefopmentofaccuracy and com-plexity: a longitudinal case stu办 in Ihe acquisiticn of Finnish. Apj^ied Lainguistics,31(4),532-553.