ECE recommended standards for stress grading and finger-jointing of structural coniferous sawn timber : (including form requesting approval for structural sawn timber) / United Nations, Economic Commission for Europe, Food and Agriculture Organization of the United Nations. — Geneva : United Nations, 1982. — [2], II, 38 с. — (Timber bulletin for Europe ; vol. 24, suppl. 16) (Timber bulletin for Europe, 1982)