1. The diffusion behind a line source in homogeneous turbulence
2. see also G. K. Batchelor and A. A. Townsend, inSurveys in Mechanics, edited by G. K. Batchelor and R. M. Davies (Cambridge University Press, Cambridge, 1956), p. 352.
3. On the effect of the molecular diffusivity in turbulent diffusion
4. P. G. Saffman, inMécanique de la Turbulence(Centre National de la Recherche Scientifique, Paris, 1962), p. 53.