PageHeader : Funkcialaj Ekvacioj, 44 (2001) 139-149 Title : Uniqueness at the Boundary for an Inverse Problem Title : for Dirac Operators AuthorInfo : By AuthorInfo : Tetsuo TSUCHIDA AuthorInfo : (Kyushu University, Japan) section : 1. Introduction section : 2. Singular solutions section : 3. Proof of theorem section : References