TY - BOOK AU - Sakashita,Noboru AU - Sasaki,Komei TI - Optimum and equilibrium for regional economies: collected papers of Noboru Sakashita SN - 3540608842 PY - 1996/// CY - Berlin PB - Springer-Verlag KW - Regional economics KW - Mathematical models KW - Regional planning KW - Economic development ER -