Antje Düsterhoft, editor
Conceptual modelling and its theoretical foundations : essays dedicated to Bernhard Thalheim on the occasion of his 60th birthday
[Springer-Verlag, ], 2012
 eBooks
Computational geometry: XIV Spanish meeting, EGC 2011, dedicated to Ferran Hurtado on the occasion of his 60th birthday Alcalá de Henares, Spain, June 27-30, 2011 : revised selected papers
Alberto Marquez, Pedro Ramos, Jorge Urrutia
Springer, 2012
 eBooks
Bodlaender, Hans L., editor
The multivariate algorithmic revolution and beyond: essays dedicated to Michael R. Fellows on the occasion of his 60th birthday
Springer, 2012
 eBooks
Constable, Robert L., editor
Logic and program semantics : essays dedicated to Dexter Kozen on the occasion of his 60th birthday
[Springer-Verlag, ], 2012
 eBooks
Languages alive : essays dedicated to Jurgen Dassow on the occasion of his 65th birthday
edited by Henning Bordihn, Martin Kutrib and Bianca Truthe
Springer-Verlag, 2012
 eBooks