SO₂ emissions from Popocatépetl volcano: emission rates and plume imaging using optical remote sensing techniques

by H. Delgado-Granados, E. Caetano, W. Junkerman, R. Harig, C. Rivera, R. Basaldud, M. Grutter
Published 2008-11-01

Airborne measurements of nucleation mode particles I: coastal nucleation and growth rates

by C. D. O'Dowd, Y. J. Yoon, Y. J. Yoon, W. Junkerman, P. Aalto, M. Kulmala, H. Lihavainen, Y. Viisanen
Published 2007-01-01