共 50 条
- [35] LINEAR-DIFFERENTIAL EQUATIONS AND GROUP-THEORY FROM RIEMANN TO POINCARE - GRAY,J BRITISH JOURNAL FOR THE HISTORY OF SCIENCE, 1988, 21 (68): : 112 - 114
- [40] FORMAL THEORY OF NON-LINEAR REALIZATION OF A GROUP ON ITS SUB-GROUP PROGRESS OF THEORETICAL PHYSICS, 1970, 43 (04): : 1085 - +