Construction of railways and underground railways
broader: http://zbw.eu/beta/pm20voc/na/i/201977
preferred label: Bau von Bahnverkehrsstrecken @de
in scheme: na
NotationLong: .42.12
notation: .42.12
type: Concept

NotationLong
sub property of: notation
definition: EXPERIMENTAL: Notation with blanks and leading zeros for sortability.