Implementing agreement 026 : for a programme of research, development and demonstration on advanced fuel cells ; fuel cell systems for transportation, annex X, final report 1997 - 1999 / International Energy Agency. Forschungszentrum Jülich GmbH, Institut für Werkstoffe und Verfahren der Energietechnik, Institut 3: Energieverfahrenstechnik. Ed. by Bernd Höhlein. Comp. by Peter Biedermann