TY - BOOK AU - Paeg, Heinz TI - Power factor correction - vol.38 T2 - Programmed instruction SN - 81-224-0362-X CY - New Delhi KW - Electric power KW - Electrical engineering KW - Phase shift KW - Power factor correcton KW - Siemens -- Programmed instruction N1 - Reprint year 1991 ER -