German geographer and naturalist (1838–1907)
Top works
via Open Library + Wikidata
5 total works indexed
· 2007 · cited 13,061x
· 2017 · cited 8,084x
· 1971 · cited 5,382x
· 1987 · cited 4,971x
· 2005 · cited 4,924x
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via Wikidata · CC0
via Wikidata sitelinks · CC0
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).