Report/Guide

Martin, N A; Facey, P A (1998) A new method for making Ground-based measurements of stratospheric species. NPL Report. COEM 14

Martin, N A; Goody, B A; Partridge, R H; Woolley, A M; Facey, P A (1998) Report on the requirements for new gas standards to calibrate open path and remote monitoring instruments relevant to the 1997-2000 valid analytical measurement programme. NPL Report. COEM 19