# Articles with secondary mathematical subject classification: 37A20

## Measure reducibility of countable Borel equivalence relations

Pages 347-402 by Clinton T. Conley, Benjamin D. Miller | From volume 185-2

## On a class of $\mathrm{II}_1$ factors with at most one Cartan subalgebra

Pages 713-749 by Narutaka Ozawa, Sorin Popa | From volume 172-1