* {{cite book | last=Kovalev | first=Aleksandr Antonovich | title=Contemporary Issues of the Law of the Sea | publisher=Eleven International Publishing | publication-place=Utrecht | date=2004 | isbn=90-77596-03-8}}
<ref name="i241">{{cite book | last=Kovalev | first=Aleksandr Antonovich | title=Contemporary Issues of the Law of the Sea | publisher=Eleven International Publishing | publication-place=Utrecht | date=2004 | isbn=90-77596-03-8 | page=}}</ref>