@article{Plaza:151034,
      author        = "Plaza, J. and Palacios, C. and Abecia, J. A. and Nieto, J.
                       and Sánchez-García, M. and Sánchez, N.",
      title         = "{GPS monitoring reveals circadian rhythmicity in
                       free-grazing sheep}",
      year          = "2022",
}