Claim: Research on ABS methods involved over forty mathematicians from Hungary, UK, China, Iran and other countries, and has been the outcome of an international collaboration coordinated by Spedicato of University of Bergamo, Italy.
Evidence: Research on ABS methods has been the outcome of an international collaboration coordinated by Spedicato of University of Bergamo, Italy. It has involved over forty mathematicians from Hungary, UK, China, Iran and other countries.