1899/09/01 by John Cummings · 1 citation
Psychology · #Recreation, Leisure, Wilderness Management
paper · doi:10.1086/250610
crossref issued 1899/09/01 · crossref published 1899/09/01 · crossref published-print 1899/09/01 · openalex publication_date 1899/09/01 · crossref created 2002/07/26 · crossref deposited 2018/04/07 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/30 · crossref indexed 2026/08/04