Janczarek M., Urbanik-Sypniewska T., Bieganowski A., Cieśla J.:  Electrokinetic potential of the live and dead Rhizobium leguminosarum BV trifolii RT24.2 (2011 r.) International Conference Agrophysics for Quality of Life, Lublin, 31.05.-03.06.2011 r. 2011, 56-57

Cieśla J., Bieganowski A., Janczarek M., Urbanik-Sypniewska T.:  Determination of the electrokinetic potential of Rhizobium leguminosarum bv trifolii Rt24.2 using Laser Doppler Velocimetry - A methodological study. (2011 r.) Journal of Microbiological Methods 2011, Vol. 85, 3, 199-205