Surpriser was developed and programmed by Daniel Gamermann,
Department of Physics, Universidade Federal do Rio Grande do Sul (UFRGS) - Instituto de Física
Av. Bento Gonçalves 9500 - Caixa Postal 15051 - CEP 91501-970 - Porto Alegre, RS, Brasil.

emails: <gamermann@gmail.com>
        <danielg@if.ufrgs.br>

