Koninklijke Swets & Zeitlinger BV - NL
Swets Information Services BV - NL
www.swets.nl

Koninklijke van gorum - BV
www.vangorum.nl

Lightning Source UK Ltd - UK
Lightning Source Inc. - US
www.lightningsource.com

Lucius et Lucius Verlagsgesellschaft GmbH - DE
www.luciusverlag.com

Mainichi Newspapers - JP
http://mdn.mainichi-msn.co.jp/

Medpharm GmbH Scientific Publishers - DE
www.medpharm.de

Multi Science Publishing Co Ltd - UK
www.multi-science.co.uk

MyiLibrary - US & UK
www.myilibrary.com