1. P.B. Nielson, Worse-Scmidt, Report No. F30-77, Refrigeration Laboratory, Technical University of Danmark, 1977.
2. I. Pilatowsky, D. Bodiot, Memoires du Colloque International sur les chauffage de Gaz, Francia, 1979, p. 324.
3. I. Pilatowsky, R. Best, Proceedings of the AICHE-IMIQ, Joint meeting and XX Convención Nacional del IMIQ, México, 1980, p. 1.
4. R. Best, I. Pilatowsky, in: R. S.Ganapathy (Ed.), Proceedings of the Second International Symposium on a Appropieted Technology for Developing Countries, Agriculture, Rural Energy and Development, USA, University of Michigan, Ann Arbor, MI, 1981, p. 465.
5. I. Pilatowsky, R. Best, Memorias de la Tercera Reunión Latinoamericana y V Reunión Nacional de Energı́a Solar, México, 1981, p. 139.