G. Schechtman, Michael Schmuckenschläger,
"A concentration inequality for harmonic measures on the sphere"
, in Operator Theory: Advances and Applications, 1992, Geometric aspects of functional analysis (Israel, 1992-1994), 255-273, Oper.TheoryAdv.Appl., 77, birkhäuser, basel, 1995
Original Titel:
A concentration inequality for harmonic measures on the sphere