TY  - BOOK
AU  - Aleksandrov,A.D.
AU  - Kolmogorov,A.N.
AU  - Lavrent'ev,M.A
ED  - Matematicheskii institut im.
TI  - Mathematics: its content, methods and meaning 
AV  - QA36 A457
PY  - 1969///
CY  - Cambridge, Massachusetts
PB  - The MIT Press
KW  - Matemáticas
ER  -