Kettner, M. ; Petersen, M. ; Diaz, M. (1999):
Dokumentenverwaltung in Baubehörden mit einem Workflowmanagement-System.
In: Forum Bauinformatik <11, 1999, Darmstadt>. Hrsg.: T. Kuhn (u.a.). Düsseldorf: VDI-Verl., 1999.S. 133-142 (Fortschritt-Berichte VDI: R. 4; 156), [Conference or Workshop Item]

Diaz, M. (1996):
Relationships between carbon and hydrogen isotope ratios and nitrogen levels in leaves of Clusia species and two other Clusiaceae genera at various sites and different altitudes in Venezuela.
In: Trees, 10, pp. 351-358. [Article]