TY  - JOUR
AU  - Kowalski, Oldřich
TI  - An explicit classification of 3-dimensional Riemannian spaces satisfying $R(X,Y) \cdot R = 0$
JO  - Czechoslovak Mathematical Journal
PY  - 1996
SP  - 427
EP  - 474
VL  - 46
IS  - 3
UR  - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1996.127308/
DO  - 10.21136/CMJ.1996.127308
LA  - en
ID  - 10_21136_CMJ_1996_127308
ER  -