@article{LaubrockEngbertRolfsetal.2007,
  author    = {Jochen Laubrock and Ralf Engbert and Martin Rolfs and Reinhold Kliegl},
  title     = {Microsaccades are an index of covert attention : commentary on Horowitz, Fine, Fencsik, Yurgenson and Wolfe},
  doi       = {10.1111/j.1467-9280.2007.01904.x},
  url       = {http://pss.sagepub.com/},
  year      = {2007},
}