1.
図書 |
by I.N. Vekua ; translated from the Russian by D.E. Brown ; translation edited by A.B. Tayler
|
|||||||
2.
図書 |
I. N. Vekua ; hrsg. von Wolfgang Schmidt
|
|||||||
3.
図書 |
by I.N. Vekua ; english translation editor, Ian N. Sneddon
|