@inbook{892027f4aa504ec08f540bcd352d57a6,
title = "Energy functions and balancing for nonlinear discrete-time systems",
author = "R. Lopezlena and J.M.A. Scherpen",
note = "Relation: http://www.ifac-papersonline.net/ Rights: The International Federation of Automatic Control; 15th IFAC World Congress, Barcelona, Spain, 2002 ; Conference date: 21-07-2002 Through 26-07-2002",
year = "2002",
language = "English",
isbn = "9783902661746",
volume = "15",
booktitle = "Proceedings of the 15th IFAC World Congress, 2002",
publisher = "The International Federation of Automatic Control",
}