Control and estimation of distributed parameter systems (international conference
in Maria Trost, Austria, July 15-21, 2001) / edited by W. Desch, F. Kappel, K. Kunisch
Numerical mathematics and advanced applications : proceedings of ENUMATH 2007, the
7th European conference on numerical mathematics and advanced applications, Graz,
Austria, September 2007 / Karl Kunisch, Günther Of, Olaf Steinbach, editors, cop.
2008