Using today's beta (2009-06-03), my abbreviations seem to be upset by the \usemodule[bib] command. Here is a simple test case in which the first line is okay, but the second line, with ! after the abbreviation, fails. \enableregime[il1] \abbreviation {KF} {Kalman filter} \usemodule[bib] \starttext Once upon a time, Rudolph Kalman invented the \KF. Once upon a time, Rudolph Kalman invented the \KF! \stoptext Best regards, Richard P.S. If I don't put the \enableregime in I get a failure of the bib module, not sure why. Converteam UK Ltd. Registration Number: 5571739 and Converteam Ltd. Registration Number: 2416188 Registered in England and Wales. Registered office: Boughton Road, Rugby, Warwickshire, CV21 1BU. CONFIDENTIALITY : This e-mail and any attachments are confidential and may be privileged. If you are not a named recipient, please notify the sender immediately and do not disclose the contents to another person, use it for any purpose or store or copy the information in any medium. Please consider the environment before printing this e-mail