1959/10/01 by W. W. Morgan · 5 citations
Engineering · Physics and Astronomy · #Astronomical Observations and Instrumentation #Astronomy and Astrophysical Research #Stellar, planetary, and galactic studies
paper · pdf · doi:10.1086/127415
crossref issued 1959/10/01 · crossref published 1959/10/01 · crossref published-print 1959/10/01 · openalex publication_date 1959/10/01 · crossref created 2002/07/26 · crossref deposited 2018/03/07 · openalex created_date 2025/10/10 · openalex updated_date 2026/05/22 · crossref indexed 2026/06/13