For subject searches in SOLO try these terms
Asylum, Right of -- European Union countries
Emigration and immigration law -- European Union countries
Refugees -- Legal status, laws, etc. -- European Union countries
European Union countries Emigration and immigration Government policy
(For earlier works you may have to substitute European Economic Community countries)
The current collection of books with shelfmarks beginning Euro Comm are shelved on level 3, one floor up from the entrance level.
... European Union law, or the domestic laws of EU member states - the following guides may be able to help!