Isidor Pavlovich Natanson (1906-1964)

• Isidor Pavlovich Natanson at the Mathematics Genealogy Project.

• Isidor Pavlovich Natanson at Wikipedia.

• I. P. Natanson at MathSciNet (for those with access).

• I. P. Natanson at Math-Net.ru.

• I. P. Natanson's page in Russian, English at St. Petersburg University.

• Kantorovich, L. V., and D. K. Faddeev, Isidor Pavlovich Natanson (on the fiftieth anniversary of his birth) (in Russian) Uspehi Mat. Nauk 11 (1956), no. 4 (70), 193-196.

• Vulih, B. Z., M. K. Gavurin, and S. M. Lozinskii, Isidor Pavlovic Natanson. Obituary. (in Russian) Uspehi Mat. Nauk 20 (1965), no. 1 (121), 171-175. In English (for those with access).