SeisComPRO_NDC2026-04-20T17:29:19.325126ZBulgarian Seismic Network10.7914/SN/BS42.85699823.2792759Balsha, Bulgaria, BDSN BDSN2019-05-08T00:00:00Z42.85699823.279275900-9010010010.02REFTEK 151BREFTEK 151B 30 seismometerREFTEK151B7342100001M/SVelocity in Meters per Second42.85699823.279275900010010010.02REFTEK 151BREFTEK 151B 30 seismometerREFTEK151B7342100001M/SVelocity in Meters per Second42.85699823.2792759090010010010.02REFTEK 151BREFTEK 151B 30 seismometerREFTEK151B7342100001M/SVelocity in Meters per Second