1991/03/01 by Paul Günther · 3 citations
Mathematics · #Mathematics and Applications
paper · doi:10.1007/bf03024088
crossref issued 1991/03/01 · crossref published 1991/03/01 · crossref published-print 1991/03/01 · openalex publication_date 1991/03/01 · crossref created 2009/01/08 · crossref published-online 2009/04/29 · crossref deposited 2023/05/23 · crossref indexed 2025/05/16 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/23