1. ‘Assesment of the quality of television pictures’, Vol. XI-1 of Recommendations & Reports of the CCIR, Report 313-5, International Telecommunication Union, Geneva, 1982
2. ‘Method for the subjective assessment of the quality of television pictures’, Vol. XI-1 of Recommendations & Reports of the CCIR, Recommendation 500-2, International Telecommunication Union, Geneva, 1982
3. ‘Subjective assessment of the quality of television pictures’, Vol. XI-1 of Recommendations & Reports of the CCIR, Report 405-4, International Telecommunication Union, Geneva, 1982
4. ‘Subjective quality of television pictures in relation to the main impairments of the analogue composite television signal’, Vol. XI-1 of Recommendations & Reports of the CCIR, Report 960, International Telecommunication Union, Geneva, 1982