@article{763661, author = {C. Cunningham and G. Park and B. Cabrera and Martin Huber}, title = {Absolute Magnetic Penetration Depth of Thin-film Niobium Measured by Fluxoid Quantization}, year = {1993}, number = {62}, month = {1993-04-01 00:04:00}, publisher = {Applied Physics Letters}, language = {en}, }