TY - JOUR AU - CARROLL, R. TI - Problems in Linked Operators. I. JO - Mathematische Annalen PY - 1963 VL - 151 SP - 272 EP - 282 KW - existence; uniqueness; Cauchy problem; differential equations with operator coefficients; maximal accretive operator UR - http://eudml.org/doc/161082 ER -