00281nam a2200097Ia 4500008004100000082001800041100002100059245004500080260002900125650002900154220204s9999    xx            000 0 und d  a681.3.01bSCH  aSchiffman, Susan 0aIntroduction to multidimensional scaling  aNew YorkbAcademicc1981  aMultidimensional scaling