K. L. Shepard, M. L. Roukes, and B. P. van der Gaag, “Experimental measurement of scattering coefficients in mesoscopic conductors” Phys. Rev. B 46, 9648 – Published 15 October 1992

K. Shepard “Antiscreening and exchange-enhanced spin splitting in quantum wires” Phys. Rev. B 45, 13431 – Published 15 June 1992

K. L. Shepard, M. L. Roukes, and B. P. Van der Gaag, “Direct measurement of the transmission matrix of a mesoscopic conductor” Phys. Rev. Lett. 68, 2660 – Published 27 April 1992