00266nam a2200097Ia 450000500170000000800410001710000240005824500410008226000370012330000080016020260413100947.0230516s9999||||xx |||||||||||||| ||und||  aSubrahmanyam, Vedam 0aThyristor Control of Electric Drives  bN. Delhi, Tata Mcgraw Hillc2004  a416