@article{ProctorKimNeheretal.2013,
  author    = {Christopher M. Proctor and Chunki Kim and Dieter Neher and Thuc-Quyen Nguyen},
  title     = {Nongeminate recombination and charge transport limitations in diketopyrrolopyrrole-based solution-processed small molecule solar cells},
  journal   = {Advanced functional materials},
  volume    = {23},
  number    = {28},
  pages     = {3584 -- 3594},
  doi       = {10.1002/adfm.201202643},
  year      = {2013},
}