bn:03400906n
Noun Named Entity
Categories: 20th-century Russian mathematicians, 1988 deaths, Blind people from Russia, Heroes of Socialist Labour, Russian scientists
EN
Lev Pontryagin  L. S. Pontrjagin  L. S. Pontryagin  L.S. Pontryagin  Lev Pontrjagin
EN
Lev Semenovich Pontryagin was a Soviet mathematician. Wikipedia
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EN
Lev Semenovich Pontryagin was a Soviet mathematician. Wikipedia
Soviet mathematician Wikidata