2010
GelbaumOmsted - Counterexamples in Analysis 3rd ed ru
    3F17DD471EDEE7CEC6FBE89562C33855
    66B49608BF4E3D9C0240B7CDA09F8789
2007
Shibinskiy - Examples and Counterexamples in Math Analysis Course ru
    87900D70F076718C107A7324EFABA517
????
Constantinov - ... functional analysis ...
    F49FB6866D9522A0834C2AC6DF818BE5
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