Interessante.
http://www.geogratis.ca/geogratis/en/licence.jsp;jsessionid=485E161DDE73636143DFAAA3BF8430D2
Quindi in Canada propendono per un rilascio con obbligo di citazione
della fonte, anche sui prodotti derivati,
tramite questa dizione:
"(c) Department of Natural Resources Canada. All rights reserved."
Purtroppo pero' non riesco a tradurre bene il passaggio "fully paid"
(a costo pieno ?)
.....
Canada hereby grants to the Licensee a non-exclusive, fully paid, royalty-free right and licence to exercise all
Intellectual Property Rights in the Data. This includes the right to use, incorporate,
sublicense (with further right of sublicensing), modify, improve, further develop,
and distribute the Data; and to manufacture and / or distribute Derivative Products.
.....
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