(NdOBY^A ISKOPAEMYH OTKRYTYM SPOSOBOM (B/ s - (NmELXNIKOW(B, (NnIKOLAJ wASILXEWI^s ((NmOSKWA (B; s (NlENINGRAD (B: s (NuGLETEHIZDAT(B, s, 1948)
Keywords: (NgORNYE RABOTY(B, (NOTKRYTYEs