1. D. B. Wallace, “A method of characteristics model of a drop-on-demand ink-jet device using an integral method drop formation model,”ASME Publication89-WA/FE-4 (December, 1989).
2. D. J. Hayes, D. B. Wallace, and M. T. Boldman, “Solder jet for low cost wafer bumping,”Proc ISHM '96(October 1996).
3. D. B. Wallace and D. J. Hayes, “Solder jet technology update,”Proc ISHM '97(October, 1997) andThe International Journal of Microcircuits and Electronic Packaging21, No. 1 (1998).