services/

https://github.com/dcsaorg/DCSA-Edocumentation/blob/master/edocumentation-service/src/main/java/org/dcsa/edocumentation/service/BookingService.java https://github.com/dcsaorg/DCSA-BKG/blob/master/src/test/java/org/dcsa/bkg/service/impl/BKGServiceImplTest.java