11.   One area of television where frequent reference has been made to homosexuality is in the arts programmes.

12.   One possibility relates to the many cases where plural reference is made under conditions which our results show to be relatively unfavourable.

13.   Reference has been made to commitments about ending slopping out.

14.   The article made no reference to previous research on the subject.

15.   The Queen made no reference to the incident in her speech.

16.   The Vienna Convention on the Law of Treaties continues this distinction and makes no reference to interests of third parties.

17.   To illustrate the paradigm, reference is made to an alcohol education course developed for offenders in trouble through drink.

18.   He made no reference to any agreement.

19.   The report makes veiled references to his criminal activities.