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Bell, W; Paton Walsh, C; Woods, P T; Nieuwenkemp, G*; Alink, A*; Borowiak, A*; De Saeger, E*; Macé, T*; Sutour, Ch.*; Rudolf, W* (1998) First annual progress report on standards, measurement and testing programme project SMT4-CT96-2094. Harmonising of air quality measurements in Europe ('HAMAQ'). NPL Report. COEM 4
Alink, A*; Milton, M J T (1999) Comparisons of primary gas standards. Metrologia, 36 (2). pp. 155-158.
Alink, A*; Milton, M J T (1999) International comparison of primary standard gas mixtures. Metrologia, 36 (2). pp. 155-158.