JETP, Vol. 33,
No. 5,
p. 856 (November 1971)
(Russian original - ZhETF,
Vol. 60,
No. 5,
p. 1584,
November 1971
)
The Two-photon Technique for the Measurement of Ultra-short Light Pulses and the Efficiency of Nonlinear Optical Phenomena
A.S. Chirkin
Received: July 31, 1970
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