共 8 条
[1]
INVARIANT 2-SPACES AND CANONICAL FORMS FOR THE RICCI TENSOR IN GENERAL RELATIVITY
[J].
JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL,
1979, 12 (01)
:55-62
[2]
CLASSIFICATION OF RICCI TENSOR IN GENERAL RELATIVITY THEORY
[J].
JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL,
1976, 9 (04)
:541-545
[3]
HALL GS, 1979, CLASSIFICATION 2ND O
[4]
Hawking S.W., 1973, CAMBRIDGE MONOGRAPHS
[5]
Pirani F.A.E., 1956, ACTA PHYS POL, V15, P389, DOI [10.1007/s10714-009-0787-9, DOI 10.1051/0004-6361:20030239]
[6]
Plebanski J., 1964, ACTA PHYS POL, V26, P963