共 21 条
- [1] Abbena E., 1992, Q J PURE APPL MATH, V66, P173
- [2] ABBENA E, 1992, MATH J OKAYAMA U, V34, P241
- [3] Boeckx E., 1997, ARCH MATH-BRNO, V16, P789
- [4] Brard-Bergery L., 1985, SEM A BESS 4 DIM RIE
- [5] Brozos-Vazquez M, 2009, SYNTHESIS LECT MATH
- [8] Einstein-Like Lorentz Metrics and Three-Dimensional Curvature Homogeneity of Order One [J]. CANADIAN MATHEMATICAL BULLETIN-BULLETIN CANADIEN DE MATHEMATIQUES, 2010, 53 (03): : 412 - 424
- [9] CALVARUSO G, 2000, BALK J GEOM APPL, V5, P17
- [10] Calvaruso G., 1997, Z ANAL ANWEND, V16, P789, DOI DOI 10.4171/ZAA/792