@InProceedings{,
 author = {L. Kompanets, H. Piech, A. Pilarz},
 booktitle = {Proc. of the 2--nd Intern. Conf. on Parallel Processing and Applied Mathematics -- PPAM'97},
 title = {Pseudo--Entropy and Beyond},
 pages = {564--578},
 year = {1997}
 }