I know that's probably of a quite narrow/specialized interest, but maybe if it doesn't help it won't hurt to know about.
"As legal systems differ throughout the world there are significant differences in how Free and Open Source Software licenses are treated in different countries, and it can be difficult to obtain reliable information on national interpretations. The International Free and Open Source Software Law Book engages with this by providing a clear yet thorough analysis of Free and Open Source legal matters written and maintained by local experts."
Cheers,
Adrian