We are pleased to acknowledge the generous support given to the QSCP-XVIII
conference by Coordenação de Aperfeiçoamento de Pessoal de Nível Superior
(CAPES), the City of Paraty Convention Bureau and Casa da Cultura of Paraty.
We are most grateful to all members of the Local Organizing Committee for their
work and dedication, which made the stay and work of participants both pleasant
and fruitful. We also thank the members of the International Scientific Committee
and the Honorary Committee for their invaluable expertise and advice.
We hope the readers will find as much interest in consulting these proceedings as
the participants in attending the meeting.
M.A.C. Nascimento
Jean Maruani
Erkki J. Brändas
Gerardo Delgado-Barrio
Preface
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