@book{Grafen_Hails_Grafen_Hails_2002, address={Oxford}, title={Modern statistics for the life sciences}, publisher={Oxford University Press}, author={Grafen, Alan and Hails, Rosemary and Grafen, Alan and Hails, Rosemary}, year={2002} }
@book{Venables_Smith_R Development Core Team_2009, address={[Bristol]}, edition={2nd ed}, title={An introduction to R: a programming environment for data analysis and graphics}, publisher={Network Theory}, author={Venables, W. N. and Smith, D. M. and R Development Core Team}, year={2009} }