TY - JOUR AU - Early, E AU - Clark, Alan AU - Char, K C2 - Applied Physics Letters DA - 1993-06-01 00:06:00 LA - en M1 - 62 PB - Applied Physics Letters PY - 1993 TI - Half-Integral Constant Voltage Steps in High-Tc Grain Boundary Junctions UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=13881 ER -