1. S. Hirakuni, Noise Reduction Technology Caused by Refrigerant Two-Phase Flow for Room Air-Conditioner, Japanese J. Multiphase Flow. 18(1) (2004) 23–30.
2. S. Hirakuni, Y. Smida and H. Yamamoto, Study of Noise Reduction of Refrigerant for Capillary Tube in the Refrigerator, 32nd Conference Journal of Refrigeration and Air-Conditioning Association. 4 (1998) 22–24.
3. T. Umeda, Reduction of Noise Caused by Gas-Liquid Two-Phase Refrigerant Flow Through an Expansion Valve, JSME. 59(557) (1993) 243–248.
4. T. Kannon, Study on Noise Caused by Slug Flow through a Capillary Tube, JSME. 63(611) (1997) 2392–2397.
5. T. Umeda, Noise Caused by Gas-Liquid Two-Phase Flow with Single Large Gas Bubble through an Orifice(1st Report, Experimental Study Using Air-Water Two Phase Flow), JSME. 60(574) (1994) 56–63.