%0 Article %A Putnam Calvin Richard %D 1986 %G English %B Acta scientiarum mathematicarum %@ 0001-6969 %T A connection between the unitary dilation and the normal extension of a subnormal contraction %U http://acta.bibl.u-szeged.hu/15116/1/math_050_fasc_003_004_421-425.pdf