TY  - BOOK
AU  - Hartshorne Robin
TI  - Deformation theory
SN  - 978-1-4419-1595-5
U1  - 516.35 
PY  - 2010///
CY  - New York
PB  - Springer-Verlag
KW  - Algebraic geometry
KW  - Deformations of singularities
ER  -