1. Preliminary equations of state for the ozone-friendly refrigerant R 134a[in German];Baehr;Ki Klima-Kaelte-Heizung,1989
2. Thermophysical properties of 1,1,1,2-tetrafluoroethane (R 134a);Basu;Int. J. Thermophys.,1989
3. Bivens, D.P. and H.A. Connon (1987). U.S. Patent No. 60,097.
4. Bivens, D.P. and H.A. Connon (1988). U.S. Patent No. 152,799.
5. Bivens, D.P., R.A. Gorki, W.D. Wells, A. Yokozeki, R.A. Lindstrom and R.L. Shinon (1989). Evaluation of fluorocarbon blends as automotive air conditioning refrigerants. SAE Paper No. 890306.