Brewer, P J; Gieseking, B; Ferracci, V F; Ward, M; Carroll, P; Bell, S; Hall, B (2020) International pilot study CCQM-P193: 10 μmol mol−1 water vapour in nitrogen. Metrologia, 57 (1A). 08015 ISSN 0026-1394
Brewer, P J; Gieseking, B; Feracci, V F; Ward, M; van Wijk, J; van der Veen, A M H; Lima, A A; Augusto, C R; Oh, S H; Kim, B M; Lee, S; Konopelko, L A; Kustikov, Y; Shimosaka, T; Niederhauser, B; Guillevic, M; Pascale, C; Zhou, Z; Wang, D; Hu, S (2018) International comparison CCQM-K116: 10 μmol mol-1 water vapour in nitrogen. Metrologia, 55 (1A). 08018. ISSN 0026-1394
Curtis, E A; Barwood, G P; Huang, G; Edwards, C S; Gieseking, B; Brewer, P J (2017) Ultra-high-finesse NICE-OHMS spectroscopy at 1532 nm for calibrated online ammonia detection. J. Opt. Soc. Am. B, 34 (5). pp. 950-958.