TY  - DATA
AU  - Jindrich Necas
TI  - Direct Methods in the Theory of Elliptic Equations
SN  - 9783642104558
PY  - 2012///
PB  - Springer Berlin Heidelberg
KW  - Mathematics and Statistics
UR  - https://doi.org/10.1007/978-3-642-10455-8
ER  -