To cite SUNDIALS in publications use:
Hindmarsh AC, Brown PN, Grant KE, Lee SL, Serban R, Shumaker DE, Woodward CS (2005). “SUNDIALS: Suite of nonlinear and differential/algebraic equation solvers.” ACM Transactions on Mathematical Software (TOMS), 31(3), 363–396.
Corresponding BibTeX entry:
@Article{, title = {SUNDIALS: Suite of nonlinear and differential/algebraic equation solvers}, author = {A. C. Hindmarsh and P. N. Brown and K. E. Grant and S. L. Lee and R. Serban and D. E. Shumaker and C. S. Woodward}, journal = {ACM Transactions on Mathematical Software (TOMS)}, year = {2005}, volume = {31}, number = {3}, pages = {363--396}, publisher = {ACM}, }