To the attention of selenium Photo Elements IV.

[1] The attention of selenium photo elements, vol 2 [J]. ZEITSCHRIFT FUR PHYSIK, 1939, 112 (11-12): : 629 - 647

[2] BERGMANN L, 1937, Z TECHN PHYS, V18, P183

[3] To the attention of selenium photo elements, vol 3 Behavior at high frequency [J]. ZEITSCHRIFT FUR PHYSIK, 1939, 113 (5-6): : 334 - 349

[1] The attention of selenium photo elements, vol 2 [J]. ZEITSCHRIFT FUR PHYSIK, 1939, 112 (11-12): : 629 - 647

[2] BERGMANN L, 1937, Z TECHN PHYS, V18, P183

[3] To the attention of selenium photo elements, vol 3 Behavior at high frequency [J]. ZEITSCHRIFT FUR PHYSIK, 1939, 113 (5-6): : 334 - 349