Editor-in-Chief
Ivaïlo M. Mladenov

Co-Editors

Vladimir Pulov (Varna) -- vpulov@hotmail.com

Associate Editors

Mayeul Arminjon (Grenoble) -- mayeul.arminjon@3sr-grenoble.fr
Andreas Arvanitoyeorgos (Patras) -- arvanito@math.upatras.gr
George Bluman (Vancouver) -- bluman@math.ubc.ca
Annalisa Calini (Charleston) -- calinia@cofc.edu
Francesco Calogero (Roma) -- francesco.calogero@roma1.infn.it
Ramon Calvet (Barcelona) -- rgonzalezcalvet@gmail.com
Ildefonso Castro (Jaén) -- icastro@ujaen.es
Jean-Louis Clerc (Nancy) -- jean-louis.clerc@univ-lorraine.fr
Valeri Frolov (Edmonton) -- vfrolov@ualberta.ca
Oscar Garay (Bilbao) -- oscarj.garay@ehu.es
Vladimir Gerdjikov (Sofia) -- gerjikov@inrne.bas.bg
Robert Gilmore (Drexel) -- robert.gilmore@drexel.edu
Udo Hertrich-Jeromin (Wien) -- uhj@geometrie.tuwien.ac.at
Darryl Holm (London) -- d.holm@imperial.ac.uk
Mahouton Norbert Hounkonnou (Cotonou) -- norbert.hounkonnou@cipma.uac.bj
Nail Ibragimov (Ufa) -- nailhib@gmail.com
Bernard Kay (York) -- bernard.kay@york.ac.uk
Vladimir Kisil (Leeds)-- kisilv@maths.leeds.ac.uk
Andrei Ludu (Daytona) -- ludua@erau.edu
Guowu Meng (Hong Kong) -- mameng@ust.hk
Peter Olver (Minneapolis) -- olver@umn.edu
Armen Sergeev (Moscow) -- sergeev@mi.ras.ru
Magdalena Toda (Lubbock) -- magda.toda@ttu.edu

GIQ Editorial Office

Bulgarian Academy of Sciences, Institute of  Mechanics
Acad. G. Bonchev Street, Block 4, 1113 Sofia, Bulgaria
E-mail: giq@imbm.bas.bg
Website: http://geometry.imbm.bas.bg/proceedings
Phone: + (359 2) 979 6732     Fax: + (359 2) 870 7498
Technical Assistant: Mr Venelin Chernogorov