共 19 条
[2]
Chand R., 1970, SYMMETRIES QUARK MOD, P269
[3]
ON THE STRUCTURE OF SYMPLECTIC OPERATORS AND HEREDITARY SYMMETRIES
[J].
LETTERE AL NUOVO CIMENTO,
1980, 28 (08)
:299-303
[4]
GARABEDIAN PR, 1964, PARTIAL DIFFERENTIAL, P519
[7]
Novikov S.P., 1983, SOV MATH DOKL, V27, P665
[9]
Olver P. J., 1986, GRADUATE TEXTS MATH, V107