Hartmann, Julius (1881)
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A comparison of the Rayleigh disk- and the acoustic radiometer methods for the measurement of sound wave energy
1948
1233
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The large capacity jet-wave commutator : An account of its constructional development during the years 1930-1941
1946
754
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Matematisk-fysiske meddelelser. Bd.26, №11 : The air-jet generator as a means for setting up waves in a liquid medium
1951
1165
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Hg-Dynamics. II : Experimental investigations on the flow of Mercury in a homogeneous magnetic field
1937
2969
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