TY - JOUR L1 - http://www.czasopisma.pan.pl/Content/83484/PDF/12_paper.pdf L2 - http://www.czasopisma.pan.pl/Content/83484 PY - 2012 IS - No 1 EP - 88 DO - 10.2478/v10175-012-0012-y A1 - Sikora, A. A1 - Bednarz, Ł. VL - 60 DA - 2012 T1 - The implementation and the performance analysis of the multi-channel software-based lock-in amplifier for the stiffness mapping with atomic force microscope (AFM) SP - 83 UR - http://www.czasopisma.pan.pl/dlibra/publication/edition/83484 T2 - Bulletin of the Polish Academy of Sciences Technical Sciences ER -