@misc{indiciaef586f3a0adb9, title = {LEISURE: A CHALLENGE.}, author = {C J LOUIS}, year = {1965}, doi = {10.5694/j.1326-5377.1965.tb71720.x}, url = {https://pubmed.ncbi.nlm.nih.gov/14260280/}, note = {Source identifier: 14260280} }