1. Groll M, Klein H-P. Metal hydride technology with special emphasis on thermodynamic machines. In: Proceedings of the 16th Nat. Heat & Mass Transf. Conf. and 5th ISHMT/ASME Heat & Mass Transf. Conf., Science City, Kolkata; Jan. 3–5, 2002.
2. Development of a double- stage heat pump: experimental and analytical surveys;Suda;J Less-Common Met,1999
3. Muthukumar P, Kevin Abraham, Rajendra Prasad UA, Prakash Maiya M, Srinivasa Murthy S. Screening of metal hydrides for engineering applications. In: Sixteenth International Conference on Efficiency, Costs, Optimization, Simulation and Environmental Impact of Energy Systems, Copenhagen, Denmark; June 30–July 2, 2003, p. 93–100.
4. Thermodynamics of hydride chemical pump-II, how to select a pair of alloys;Dantzer;Int J Hydrogen Energy,1989
5. Selection of alloys and their influence on the operational of a two-stage metal hydride heat transformer;Sun;Heat Recovery Systems & CHP,1992