TY - RPRT TI - Jest appreciation and interaction in leaderless groups. AU - W E O'Connell AU - P Rothaus AU - P G Hanson AU - R Moyer PY - 1969 DO - 10.1080/00207284.1969.11507815 UR - https://pubmed.ncbi.nlm.nih.gov/4902011/ ID - 4902011 ER -