Fahrbach E., Meincke J., Østerhus S., Rohardt G., Schauer U., Tverberg V., and Verduin J. “Direct Measurements of Volume Transports through Fram Strait”. Polar Research, vol. 20, no. 2, Jan. 2001, pp. 217-24, doi:10.3402/polar.v20i2.6520.