Celebratio Mathematica

M. T. Bar­low and M. Yor: “(Semi-) mar­tin­gale in­equal­it­ies and loc­al times,” Z. Wahr­schein­lich­keit­s­the­or. Verw. Geb. 55 : 3 (1981), pp. 237–​254. MR 608019 Zbl 0451.​60050 article

M. Bar­low, J. Pit­man, and M. Yor: “On Walsh’s Browni­an mo­tions,” pp. 275–​293 in Sémin­aire de prob­ab­ilités XXIII [Twenty-third prob­ab­il­ity sem­in­ar]. Edi­ted by J. Azéma, P. A. Mey­er, and M. Yor. Lec­ture Notes in Math­em­at­ics 1372. Spring­er (Ber­lin), 1989. MR 1022917 Zbl 0747.​60072 incollection