@book{RosenblumSchaeferAbeletal.1997,
  author    = {Michael Rosenblum and Carsten Sch{\"a}fer and Hans-Henning Abel and J{\"u}rgen Kurths},
  title     = {Interrelationship of Parasympathetic Innervation of the Sinoatrial Node and the Atrioventricular Node of Human Heart},
  year      = {1997},
}