DIN ISO 7797:1986-11 Cross country skis; determination of breaking load and deflection at break with quasistatic load; identical with ISO 7797, edition 1985
1986DIN ISO 7797:1986-11 Cross country skis; determination of breaking load and deflection at break with quasistatic load; identical with ISO 7797, edition 1985
1986DIN ISO 7797:1986 Cross country skis; determination of breaking load and deflection at break with quasistatic load; identical with ISO 7797, edition 1985