Endler, Otto. Valuation theory / Otto Endler. - Berlin ; New York : Springer-Verlag, 1972. - xii, 243 p. ; 26 cm. - Universitext . Bibliogr.: p. 238-239. ISBN: 0387060707 (New York) Subjects--Topical Terms: Valuation theoryAlgebraic fieldsCommutative rings