TY - GEN DA - 1997 LA - eng PY - 1997 SN - 0931-6558 TI - Foundations of a theory of prominence in the decimal system. Part V: Operations on scales, and evaluation of prospects UR - https://nbn-resolving.org/urn:nbn:de:0070-pub-29112641 Y2 - 2025-01-31T22:46:30 ER -