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Polytechnic University of Puerto Rico--Civil and Environmental Engineering and Land Surveying Department--Undergraduates--Research--Capstone Design Project (98)
Polytechnic University of Puerto Rico--Undergraduates--Research (94)
Polytechnic University of Puerto Rico--Civil and Environmental Engineering and Land Surveying Department--Curricula--CE 4920 Civil Engineering Senior Design Project II (69)
Pharmaceutical industry--Quality control (55)
Polytechnic University of Puerto Rico--Honor Program--Student activities (53)
Time management (49)
Medical instruments and apparatus industry--Quality control (41)
Polytechnic University of Puerto Rico--Library--Serial publications--Polinoticias de tu Biblioteca (41)
Computer security (39)
University presses Puerto Rico--Periodicals (37)