[1] M. M. VAJNBERG: Variacionnyje metody issledovanija nelinejnych operatorov. Moskva 1956.
[2] E. S. CITLANADZE:
O differencirovanii funkcionalov. Matem. sb. 29 (71) (1951), 3-12.
MR 0043375
[4] M. I. KADEC:
O nekotorych svojstvach potencial'nych operatorov v refleksivnych separabel'nych prostranstvach. Izv. vysš. učeb. zaved., mat., 15 (1960), 104-107.
MR 0131188
[5] V. I. ANOSOV: Obobščenija teorem E. S. Citlanadze o svojstvach gradientov slabo nepreryvnych funkcionalov. Trudy sem. po funkc. analizu. Voroněž 1958, vyp. 6, 1-11.
[6] J. KOLOMÝ:
A note on the continuity properties of nonlinear operators. Comment. Math. Univ. Carolinae 8 (1967), 503-514.
MR 0222726
[7] J. KOLOMÝ:
Gradient maps and boundedness of Gâteaux differentials. Comment. Math. Univ. Carolinae 9 (1968), 613-625.
MR 0247464
[8] J. KOLOMÝ V. ZIZLER:
Remarks on the differentiability of mappings in linear normed spaces. Comment. Math. Univ. Carolinae 8 (1967), 691-704.
MR 0234279
[9] M. A. KRASNOSELSKIJ: Topologičeskije metody v teorii nelinejnych integralnych uravnenij. Moskva 1956.
[10] J. DANEŠ J. KOLOMÝ:
On the continuity and differentiability properties of convex functionals. Comment. Math. Univ. Carolinae 9 (1968), 329-350.
MR 0239415
[11] J. KOLOMÝ:
On the differentiability of operators and convex functionals. Comment. Math. Univ. Carolinae 9 (1968), 441-454.
MR 0238077
[12] J. KOLOMÝ:
On the differentiability of mappings and convex functionals. Comment. Math. Univ. Carolinae 8 (1967), 735-752. A correction, ibid 9 (1968), 197.
MR 0243348
[13] E. ASPLUND:
Fréchet differentiability of convex functions. Acta Math. 121 (1968), 30-47.
MR 0231199 |
Zbl 0162.17501
[14] J. KOLOMÝ:
Differentiability of convex functionals tors and functionals. Comment. Math. Univ. Carolinae 10 (1969), 91-114.
MR 0248522