Wilson, W. Ker Practical solution of torsional vibration problems : with examples from marine, electrical and automobile engineering practice. Volumen one, frecuency calculation - 3rd ed rev. - New York : Wiley, c1956 - 704 p. : gráf., tablas ; 23 cm Subjects--Topical Terms: PROPAGACION DE ONDASOSCILACIONESVIBRACIONES Universal Decimal Class. No.: 534.1/.2