TY - BOOK AU - Berger, Melvyn Stuart TI - Nonlinearity and functional analysis : lectures on nonlinear problems in mathematical analysis PB - Academic Press PY - 1977 T2 - Pure and applied mathematics VL - 74 EP - xix, 417 p. UR - https://ci.nii.ac.jp/ncid/BA03032947 SN - 0120903504 ER -