To cite package 'cda' in publications use:
Baptiste Auguie (2011). cda: Coupled dipole approximation with R and C++. R package version 1.1.3.
Corresponding BibTeX entry:
@Manual{,
title = {cda: Coupled dipole approximation with R and C++},
author = {Baptiste Auguie},
year = {2011},
note = {R package version 1.1.3},
}