title: [Natural and artificial illumination. The design standards of Construction Norms and Regulations P-4-79].
mesh_terms: D008029:Lighting / Q000592:standards*; D013472:Sunlight; D014586:USSR
vernacular_title: Estestvennoe i iskusstvennoe osveshchenie. Normy proektiroyaniia SNiP P-4-79.