Wegge, Per, et al. “On the Spatial Relationship of Males on ‘exploded’ Leks: The Case of Capercaillie Grouse Tetrao Urogallus Examined by GPS Satellite Telemetry”. Ornis Fennica, vol. 90, no. 4, Dec. 2013, pp. 222–235, https://doi.org/10.51812/of.133837.