See google doc: https://docs.google.com/document/d/1vfDOE6Qya641kzfPHzuzHN19ybGNsC_iv3Iaf0fwunE/edit# (row <measurementValue) See Wiki See [Wiki] (https://wiki.dnb.de/x/4lfVCg)
@p.mklindt mentioned that it would be quiet difficult to accept decimals, cause it would be almost impossible to analyze varying kinds of those values to note them. I rememer now, we all agreed with this and M. Weidling wanted to add rules for that in schematron.
If this is still a topic and accurate, we have emphasize, that that would be a diffenrance the recommendation of CDWA.
CDWA: Description überarbeiten. Auszug aus CDWA für 6.3. Dimensions Value: "Whole numbers or decimal fractions only. It is recommended to use numbers that refer metric units in this controlled field, however, local practice may vary."