Giesselmann, F., Zugenmaier, P., Dierking, I., Lagerwall, S. T., Stebler, B., Kašpar, M., Hamplová, V., Glogarová, M. Smectic-A*-smectic-C* transition in a ferrolelectric liqiuid crystal without smectic layer shrinkage. Physical Review E. 1999, 60(1), 598-602. ISSN 1063-651X.