Restrepo Betancur, L. F., & Montoya Grajales, W. D. (2016). Information Technologies: Analysis of patented inventions between continents for the period 1980 to 2010.
শিকাগো স্টাইলে সাইটেশনRestrepo Betancur, Luis Fernando, এবং William David Montoya Grajales. Information Technologies: Analysis of Patented Inventions between Continents for the Period 1980 to 2010. 2016.
এমএলএ সাইটেশনRestrepo Betancur, Luis Fernando, এবং William David Montoya Grajales. Information Technologies: Analysis of Patented Inventions between Continents for the Period 1980 to 2010. 2016.
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