@phdthesis{laryssa2007workflows ,
 title= {WORKFLOWS CIENT{\'I}FICOS},
 author= {Laryssa Aparecida Machado da Silva},
 year= {2007},
 note = {Available at  http://monografias.ice.ufjf.br/tcc-web/tcc?id=3},
 school= {Federal University of Juiz de Fora},
 key = {Silva,2007}
}