HISTORY OF THE DISCOVERY OF PERIODIC REVERSAL OF HEART-BEAT IN INSECTS.

@article{GerouldHISTORYOT,
  title={HISTORY OF THE DISCOVERY OF PERIODIC REVERSAL OF HEART-BEAT IN INSECTS.},
  author={John H. Gerould},
  journal={Science},
  volume={71 1836},
  pages={
          264-5
        }
}