TY  - DATA
AU  - Chen, Yazhe,
AU  - Wu, Lancheng,
TI  - Second order elliptic equations and elliptic systems 
T2  - Translations of Mathematical Monographs, 
SN  - 9781470445898 (online)
PY  - 1998///
CY  - Providence, R.I.
PB  - American Mathematical Society
KW  - Differential equations, Elliptic
N1  - Includes bibliographical references (p. 239-243) and index
UR  - https://doi.org/10.1090/mmono/174
ER  -