00382nam a2200109Ia 4500008004100000082002000041100001900061245006900080260005400149300001800203440005100221260731b        |||||||| |||| 00| 0 eng d  a515.72bD735.BA  aDouglas, R. G.  aBanach algebra techniques in the theory of toeplitz operatorsb/  aProvidence:bAmerican Mathematical Society,c1973  av, 53p. Bibl.  aRegional conference series in Mathematics ; 15