International electronichnical vocabulary / Central Office of the I. E. C., Group 11, static convertors - 2nd ed. - Geneva: Central Office of the I. E. C., 1956 - 75p. - International electrotechnical commission . Subjects--Topical Terms: Electronics Subjects--Index Terms: Vocabulary Universal Decimal Class. No.: R 621.3(038)=00 / K2.11;1