1. V.W. Ekman, “On Dead Water: Being a Description of the So-Called Phenomenon Often Hindering the Headway and Navigation of Ships in Norwegian Fjords and Elsewhere and an Experimental Investigation of its etc.,” in: F. Nansen (ed.), The Norwegian North Polar Expedition 1893–1896. Scientific Results. Vol. 5 (1906), p. 1.
2. C. Chemel, C. Staquet, and Y. Largeron, “Generation of Internal Gravity Waves by a Katabatic Wind in an Idealized Alpine Valley,” Meteorol. Atmospher. Phys. 103, 187 (2012).
3. K.D. Sabinin, A.N. Serebryanyi, and A. Nazarov, “Intense Internal Waves in the World Ocean,” Okeanologiya, 44, 805 (2004).
4. V.N. Kozhevnikov, Atmospheric Disturbances in Flows around Mountains [in Russian], Moscow, Nauchnyi Mir (1999).
5. Yu.D. Chashechkin and V.V. Mitkin, “Experimental Study of a Fine Structure of 2D Wakes and Mixing past an Obstacle in a Continuously Stratified Fluid,” Dynam. Atmosphere Oceans 34(2), 165 (2001).