ILO - International Labour Organisation: www.ilo.org

  Maritime Labour Convention, 2006: http://ilo.org/global/standards/maritime-labour-convention/lang--en/index.htm

  International Maritime Organization: http://www.imo.org

  STCW   http://www.imo.org/en/OurWork/humanelement/trainingcertification/pages/stcw-convention.aspx

  LIBERIAN REGISTRY http://www.liscr.com/

  Marine Traffic https://www.marinetraffic.com

  UMTUF  https://umtuf.odessa.ua/

  BUREAU VERITAS  https://www.bureauveritas.com.ua/

  INTRESCO LIMITED http://www.intresco.com/

  ESA Ship Management https://esaships.com/

  AVIA NOVA  https://avianova.com.ua/