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Engineering--Examinations, questions, etc. (2)
Polytechnic University of Puerto Rico--Accreditation (2)
Polytechnic University of Puerto Rico--Civil and Environmental Engineering and Land Surveying Department--Students--Awards (2)
Drinking water--Copper content (1)
Hurricane Charley, 2004 (1)
Hurricane Frances, 2004 (1)
Hurricane Ivan, 2004 (1)
Hurricane Jeanne, 2004 (1)
Medellín (Colombia) (1)
Numerical analysis--Data processing (1)