Speaking Up to Higher-Ups: How Supervisors and Skip-Level Leaders Influence Employee Voice. - James R. Detert; Linda Klebe Treviño (Organ. Sci., 2010)

Speaking Up vs. Being Heard: The Disagreement Around and Outcomes of Employee Voice. - Ethan R. Burris; James R. Detert; Alexander C. Romney (Organ. Sci., 2013)