TY  - BOOK
AU  - Reshetni︠a︡k,I︠U︡riĭ Grigorʹevich
TI  - Geometry IV: nonregular Riemannian geometry 
T2  - Encyclopedia of mathematical sciences
SN  - 3540547010
AV  - QA649 .G467 1993
PY  - 1993///]
CY  - Berlin, New York
PB  - Springer-Verlag
KW  - Geometry, Riemannian
N1  - Includes bibliographical references and indexes
ER  -