@article{SchwarzenbergerWacker2015,
  author    = {Anke Schwarzenberger and Alexander Wacker},
  title     = {Melatonin synthesis follows a daily cycle in Daphnia},
  journal   = {Journal of plankton research},
  volume    = {37},
  number    = {3},
  pages     = {636 -- 644},
  doi       = {10.1093/plankt/fbv029},
  year      = {2015},
}