| |||
| эрлангенская программа (Thomas Hawkins (1984) "The Erlanger Program of Felix Klein: Reflections on Its Place In the History of Mathematics", Historia Mathematica 11:442–70. Alex Lilo) | |||
| |||
| эрлангенская программа (Thomas Hawkins (1984) "The Erlanger Program of Felix Klein: Reflections on Its Place In the History of Mathematics", Historia Mathematica 11:442–70. Alex Lilo) | |||
