Blyth, A. M., Choularton, T. W., Fullarton, G., Latham, J., Mill, C. S., Smith, M. H., & Stromberg, I. M. (1980). The influence of entrainment on the evolution of cloud droplet spectra: II. Field experiments at Great Dun Fell. Quarterly Journal Of The Royal Meteorological Society, 106, 821-840. doi:10.1002/qj.49710645012