Autore:Simon Newcomb
Simon Newcomb (Nuova Scozia, 12 marzo 1835greg.123456789101112 – Washington, 11 luglio 1909greg.123567891012), matematico e astronomo statunitense.
- ↑ 1,0 1,1 Gemeinsame Normdatei
- ↑ 2,0 2,1 data.bnf.fr
- ↑ 3,0 3,1 MacTutor
- ↑ Base Léonore
- ↑ 5,0 5,1 Comité des travaux historiques et scientifiques
- ↑ 6,0 6,1 SNAC
- ↑ 7,0 7,1 Find a Grave
- ↑ 8,0 8,1 Internet Speculative Fiction Database
- ↑ 9,0 9,1 Southern Africa Association for the Advancement of Science
- ↑ 10,0 10,1 KNAW Past Members
- ↑ Dictionary of Canadian Biography
- ↑ 12,0 12,1 Enciclopedia Brockhaus