Digital simulation of dynamic systems: A control theory approach : By Tom T. Hartely, Guy O. Beale and Stephen P. Chicatelli. Prentice-Hall (1994). ISBN 0-13-219957-2.

Josef Böhm Digital simulation of dynamic systems: A control theory approach : By Tom T. Hartely, Guy O. Beale and Stephen P. Chicatelli. Prentice-Hall (1994). ISBN 0-13-219957-2. 1065-1066 1995 31 Autom. 7 https://doi.org/10.1016/0005-1098(95)90004-7 db/journals/automatica/automatica31.html#Bohm95