Dom af 31. marts 1977: sag 79/76, Fossi/'Bundesknappschaft. Sml. 1977, s.667, 677 (Forslag: Warner, s.679).
See also: Judgment of 31 March 1977, Case 79/76, Fossi ν Bundesknappschaft, [1977] ECR 667, 677 (Opinion: Warner, p. 679).