1–2 of 2 hits
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    Compact design of a power circuit for a dual-output voltage converter

    Vinnikov, Dmitri / Lehtla, Tonu | Tema Archive | 2004

    Development of control and diagnostics system for Tallinn trams

    Rosin, A. / Pettai, E. / Lehtla, T. | Tema Archive | 2004