When researching international arbitration & litigations, start with secondary sources that explain the several types of legal authority relied upon in international commercial arbitration or litigation. This article provides a good introduction to international arbitration research methodology:
S.I. Strong, Research in International Commercial Arbitration: Special Skills, Special Sources, 29 Am. Rev. Int’l Arb. 119 (2009).
In researching international arbitration and litigation, you might need to research several layers of law, including:
For international litigation, consult secondary sources followed by applicable treaty law, foreign (national) legislation if necessary, cases especially the forum is a common law jurisdiction, and rules of civil procedure in the forum.
More Research Guides
As with any topic, a research guide is a good place to begin your research. In fact, research guides are particularly useful places to start when you are new to this topic.
Research tip: Locate more research guides by searching the web using the keywords: legal research guide AND international arbitration. You can also use Investor-State arbitration or other keywords. You can also look for research guides on international litigation.
Encyclopedias
Max Planck Encyclopedias of International Law. This Encyclopedia is a good source for an overview of topics within international law (including private international law). Provides information on the most important treaties and other documents. Possible search terms include:
Study Guides, Hornbooks
Find more Study Aids by Topic in the Study Aids Research Guide.