Celebratio Mathematica

A. Zyg­mund: “On one-sided loc­al­iz­a­tion of tri­go­no­met­ric series,” pp. 435–​447 in Stud­ies in math­em­at­ic­al ana­lys­is and re­lated top­ics: Es­says in hon­or of G. Pólya. Edi­ted by G. Szegö, C. Loewn­er, S. Berg­man, M. M. Schif­fer, J. Ney­man, D. Gil­barg, and H. So­lomon. Stan­ford Stud­ies in Math­em­at­ics and Stat­ist­ics 4. Stan­ford Uni­versity Press (Stan­ford, CA), 1962. MR 0145261 Zbl 0119.​05701 incollection