Lévai, Z. (1966). Theory of epicyclic gears and epicyclic change-speed gears.
Dyfyniad Arddull ChicagoLévai, Zoltán. Theory of Epicyclic Gears and Epicyclic Change-speed Gears. Budapest, 1966.
Dyfyniad MLALévai, Zoltán. Theory of Epicyclic Gears and Epicyclic Change-speed Gears. 1966.
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