Michael Diehl; Stroebe (1991). "Productivity Loss in Idea-Generating Groups: Tracking Down the Blocking Effect". Journal of Personality and Social Psychology. 61 (3): 392–403.doi:[1]Արխիվացված 2021-05-12 Wayback Machine.
Michael Diehl; Stroebe (1991). "Productivity Loss in Idea-Generating Groups: Tracking Down the Blocking Effect". Journal of Personality and Social Psychology. 61 (3): 392–403.doi:[1]Արխիվացված 2021-05-12 Wayback Machine.
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Michael Diehl; Stroebe (1991). "Productivity Loss in Idea-Generating Groups: Tracking Down the Blocking Effect". Journal of Personality and Social Psychology. 61 (3): 392–403.doi:[1]Արխիվացված 2021-05-12 Wayback Machine.