TY - BOOK AU - Schaeffer, Harry G. ED - Washington. National Aeronautics and Space Administration (NASA) TI - NASA Technical Note [NASA TN D-5664]: Newton-Raphson-conjugate-gradient technique for calculation of axisymmetric buckling of shallow spherical shells with variable edge constraint PY - 1970/// CY - Washington PB - NASA KW - Structural mechanics N1 - Bound together NASA TN D-5660 to 5669; Bound vol. Acc. No. 101185 contains Acc. No. TR14371 to TR14379 ER -