TY - JOUR L1 - http://www.czasopisma.pan.pl/Content/83447/PDF/27_paper.pdf L2 - http://www.czasopisma.pan.pl/Content/83447 PY - 2011 IS - No 4 EP - 574 DO - 10.2478/v10175-011-0070-6 A1 - Kulikowski, K. A1 - Sikorski, A. VL - 59 DA - 2011 T1 - Efficiency improvement due to direct torque and flux three levels three areas control method applied to small hydroelectric power plant SP - 569 UR - http://www.czasopisma.pan.pl/dlibra/publication/edition/83447 T2 - Bulletin of the Polish Academy of Sciences Technical Sciences ER -