Levitated Droplets: Electronic References
Holt, R.G., Tian, Y., Jankovsky, J., and Apfel, R.E. "Surface-controlled drop oscillations in space," J. Acoust. Soc. Am. 102, 6, 3802-3805 (1997)
Tian, Y., Holt, G., and Apfel, R.E. "Investigation of Liquid Surface Rheology of Surfactant Solution by Droplet Shape Oscillations: Experiments," J. Coll. Int. Sci. 187, 1-10 (1997)