@Article{acp-4-1823-2004, AUTHOR = {Good, P. and Pyle, J.}, TITLE = {Refinements in the use of equivalent latitude for assimilating sporadic inhomogeneous stratospheric tracer observations, 1: Detecting transport of Pinatubo aerosol across a strong vortex edge}, JOURNAL = {Atmospheric Chemistry and Physics}, VOLUME = {4}, YEAR = {2004}, NUMBER = {7}, PAGES = {1823--1836}, URL = {http://www.atmos-chem-phys.net/4/1823/2004/}, ISSN = {1680-7316} }