共 20 条
[2]
BERNSHTEIN SN, 1938, DOKL AKAD NAUK, V18, P385
[5]
CAFFARELLI LA, UNPUBLISHED
[6]
Campanato S., 1965, ANN MAT PUR APPL, V69, P321
[8]
DUVAUT G, 1973, CR ACAD SCI A MATH, V276, P1461
[9]
FRIEDMAN A, 1975, INDIANA U MATH J, V24, P1005, DOI 10.1512/iumj.1975.24.24086
[10]
FRIEDMAN A, 1976, ARCH RATION MECH AN, V61, P97, DOI 10.1007/BF00249700