@techreport{IV01,
  author =	 {Luis Iribarne and José M. Troya and Antonio
                  Vallecillo},
  title =	 {{Study of the RM-ODP Trading Function}},
  institution =	 {Departamento de Lenguajes y
                  Computaci\'on. Universidad de Almer\'{\i}a},
  year =	 {2001},
  number =	 {TR-CBSE-01},
  month =	 {May}
}