Completion Regular Measures on Product Spaces. D.H. Fremlin; J.R. Choksi — 1979 Mathematische Annalen
Abelian Cocycles for Nonsingular Ergodic Transformations and the Genericity of Type III... Transformations. J.R. Choksi; J.M. Hawkins — 1987 Monatshefte für Mathematik