Measurement of ultra radiation in the stratosphere.

[1] CLAY J, DIESER SCHONEN METHO

[2] FRANKENBERGER E, 1931, GERL BEITR GEOPHYS, V33, P112

[3] HAHN O, 1914, STRAHLENTHERAPIE, V4, P154

[4] Hergesell H., 1904, BEITR PHYS FREIEN AT, V1, P200

[5] HERGESELL H, 1931, GERL BEITR GEOPHYS, V33, P439

[6] Hess VF, 1926, PHYS Z, V27, P405

[7] The work of R A Millikan and J S Bowen "High-frequency rays of cosmic origin I Observations of pilot balloons at great heights" [J]. ZEITSCHRIFT FUR PHYSIK, 1926, 38 (4/5): : 404 - 406

[8] KOLHORSTER W, 1924, DURCHDRINGENDE STRAH, P55

[9] Millikan RA, 1926, ANN PHYS-BERLIN, V79, P572

[10] PICCARD A, 1932, NATURWISSENSCHAFTEN, V20, P292

[1] CLAY J, DIESER SCHONEN METHO

[2] FRANKENBERGER E, 1931, GERL BEITR GEOPHYS, V33, P112

[3] HAHN O, 1914, STRAHLENTHERAPIE, V4, P154

[4] Hergesell H., 1904, BEITR PHYS FREIEN AT, V1, P200

[5] HERGESELL H, 1931, GERL BEITR GEOPHYS, V33, P439

[6] Hess VF, 1926, PHYS Z, V27, P405

[7] The work of R A Millikan and J S Bowen "High-frequency rays of cosmic origin I Observations of pilot balloons at great heights" [J]. ZEITSCHRIFT FUR PHYSIK, 1926, 38 (4/5): : 404 - 406

[8] KOLHORSTER W, 1924, DURCHDRINGENDE STRAH, P55

[9] Millikan RA, 1926, ANN PHYS-BERLIN, V79, P572

[10] PICCARD A, 1932, NATURWISSENSCHAFTEN, V20, P292