V. Yu. Belitsky

Superconductor–insulator–superconductor tunnel strip line: Features and applications

Erik L. Kollberg, E. Kollberg, V. Belitsky, 1996 .

100 GHz mixer vertically integrated (stacked) SIS junction array

A. B. Ermakov, Erik L. Kollberg, S. Jacobsson, 1993 .