Number of the records: 1
optical metropolitan networks
SYS 0090197 LBL 00000nz--a22^^^^^n--4500 003 SK-STU 005 20201130181244.6 008 201130|n|acnnnbabn-----------n-ana-----d 040 $a STU $b slo 150 $a optical metropolitan networks 980 $x K
Number of the records: 1