The authors regret that in the third paragraph towards the end of the paper, the text reads “Bocau et al. in France” which should instead have been “Boucau et al. in USA”.
The authors would like to apologise for any inconvenience caused.
The authors regret that in the third paragraph towards the end of the paper, the text reads “Bocau et al. in France” which should instead have been “Boucau et al. in USA”.
The authors would like to apologise for any inconvenience caused.