Short description: In Russian. Bernstein, Isaac Yakovlevich. Thyristor frequency converters without a direct current link. Moscow: Energia, 1968. Tiristornye preobrazovateli chastoty bez zvena postoyannogo toka. In Russian /Thyristor frequency converters without a direct current link. The image is provided for reference only. It may reflect condition of one of the available copies or only help in identifying the edition. Please feel free to contact us for a detailed description of the copies available. SKU5969356