Characteristics of high performing testers: a case study. - Joonas Iivonen; Mika Mäntylä; Juha Itkonen (ESEM, 2010)

Who tested my software? Testing as an organizationally cross-cutting activity. - Mika Mäntylä; Juha Itkonen; Joonas Iivonen (Softw. Qual. J., 2012)