Not specifically designed to instruct on legal research, but provides helpful tips for navigating government publications, and also a useful list of texts which deal with land and treaty issues.
Primers include The UN Declaration on the Rights of Indigenous Peoples and BC's Declaration on the Rights of Indigenous Peoples Act; Indigenous Laws; Legal Pluralism in Canada; Legal Pluralism: Indigenous Legal Orders & Other State Jurisdictions; and Legal Pluralism: Indigenous Legal Orders & Canadian State Law