GROUPS OF LIE-BACKLUND FANGENT TRANSFORMATIONS

[1] GENERALIZATION OF CONCEPT OF INVARIANCE OF DIFFERENTIAL EQUATIONS - RESULTS OF APPLICATIONS TO SOME SCHRODINGER EQUATIONS [J]. PHYSICAL REVIEW LETTERS, 1972, 28 (15) : 988 - &

[2] Backlund A.V., 1876, MATH ANN, V9, P297, DOI [10.1007/BF01443337, DOI 10.1007/BF01443337]

[3] Lie S., 1893, THEORIE TRANSFORMATI, V3

[4] OVSYANNI.LV, 1971, DOKL AKAD NAUK SSSR+, V200, P789

[5] OVSYANNIKOV LV, 1972, ANALITICHESKIE GRUPP

[6] OVSYANNIKOV LV, 1962, GRUPPOVYE SVOISTVA D

[7] SHAPOVALOV VN, 1968, IZV VUZ FIZ+, P75

[1] GENERALIZATION OF CONCEPT OF INVARIANCE OF DIFFERENTIAL EQUATIONS - RESULTS OF APPLICATIONS TO SOME SCHRODINGER EQUATIONS [J]. PHYSICAL REVIEW LETTERS, 1972, 28 (15) : 988 - &

[2] Backlund A.V., 1876, MATH ANN, V9, P297, DOI [10.1007/BF01443337, DOI 10.1007/BF01443337]

[3] Lie S., 1893, THEORIE TRANSFORMATI, V3

[4] OVSYANNI.LV, 1971, DOKL AKAD NAUK SSSR+, V200, P789

[5] OVSYANNIKOV LV, 1972, ANALITICHESKIE GRUPP

[6] OVSYANNIKOV LV, 1962, GRUPPOVYE SVOISTVA D

[7] SHAPOVALOV VN, 1968, IZV VUZ FIZ+, P75