Also known as Hans Joachim Oskar Fichtner
rocket scientist (1917–2012)
Top works
via Open Library + Wikidata
· 2001 · cited 18,520x
· 2015 · cited 17,412x
· 2020 · cited 15,393x
· 2013 · cited 13,135x
via Crossref · CC0
via Wikidata · CC0
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).