SPECIAL VOLUME IN HONOUR OF MANUELA SOBRAL Dear Colleagues, The deadline for submission of articles to the Special Volume in honour of Manuela Sobral is June 15, 2014. In case you would like to submit a paper but need a deadline extension, please let us know now when you foresee to have the paper ready for submission. We recall that this volume will be published in the series Texts in Mathematics, Series B http://www.uc.pt/en/fctuc/dmat/departamento/publicacoes/catalogoPublicacoes/... Authors are asked to prepare their manuscripts following the instructions described at http://www.mat.uc.pt/~wcmat14/proceedings.html The Guest Editors, Maria Manuel Clementino George Janelidze Jorge Picado Lurdes Sousa Walter Tholen [For admin and other information see: http://www.mta.ca/~cat-dist/ ]