Direct-current magnetic measurements for soft magnetic materials. - Philadelphia : ASTM, 1970. - 68 p. - ASTM-STP-371 S1 . - ASTM-STP-371 S1 . Prepared by Committee A-6 on Magnetic properties ASTM Standard No.: ASTM-STP-371 S1 Subjects--Topical Terms: MATERIALES MAGNETICOS Universal Decimal Class. No.: 621.318.1