TY - RPRT TI - New method to study the proximity effect at the normal-metal-superconductor interface. AU - van Son PC AU - van Kempen H AU - P Wyder PY - 1987 DO - 10.1103/physrevlett.59.2226 UR - https://pubmed.ncbi.nlm.nih.gov/10035457/ ID - 10035457 ER -