TY - BOOK AU - Shklovskiy,I S AU - Kurt,V G TI - THE DETERMINATION OF THE DENSITY OF THE ATMOSPHERE AT AN ALTITUDE OF 430 KILOMETERS BY THE SODIUM VAPOR DIFFUSION METHOD U1 - NASA PY - 0000/// CY - PB - Nasa, Washington, D.C. N1 - Bound With Nasa Tt F-1-14,16-20 ER -