I Plewis

A User’s Guide to MLwiN, Version 2.10

Ian H. Langford, Min Yang, Harvey Goldstein, 2000 .

Explanatory Models for Relating Growth Processes

I Plewis, 2001, Multivariate behavioral research.

A user's guide to MLwiN, Version 1.0

Harvey Goldstein, William J. Browne, Geoffrey Woodhouse, 1998 .

Ability grouping in secondary schools: effects on pupils' self-concepts.

I Plewis, I. Plewis, J. Ireson, 2001, The British journal of educational psychology.