In some instances, a specific authoritative source of international law is unavailable. In these instances, evidence of international law can be shown through the writings of qualified legal scholars, called "highly qualified publicists." There is no definitive list of qualified legal scholars. Instead, these scholars are qualified through the depth of their writings and their respect within the legal community. Commentary from the Restatement Third states that certain scholarly bodies carry more weight than others; for example, the International Law Commission External is considered to be especially authoritative. The following resources are helpful for locating scholarly works across all jurisdictions.