Short description: In Russian. Fotieva, Nina Naumovna. Calculation of Tunnel Fracking of Non-Circular Cross-Section. Moscow: Stroyizdat, 1974. Raschet obdelok tonneley nekrugovogo poperechnogo secheniya. In Russian /Calculation of tunnel workovers of non-circular cross-section. The image is provided for reference only. It may reflect condition of one of the available copies or only help in identifying the edition. Please feel free to contact us for a detailed description of the copies available. SKU7065455