TY - BOOK AU - Nickel K ed. ED - International Symposium on Interval Mathematics( 1975 : Karlsruhe,West Germany ) ED - International Symposium on Interval Mathematics TI - Interval mathematics SN - 3-540-07170-9 U1 - 511.42 PY - 1975/// CY - Berlin PB - Springer-Verlag KW - Mathematics ER -