Villacres N.A.
National University of Engineering
Lima, Peru

Villacres Nelson Adrian --- Post-Graduate Student, Faculty of Sciences, National University of Engineering (Tupac Amaru av. 210, Rimac, Lima, Peru).
All articles by this authorNational University of Engineering
Lima, Peru

Villacres Nelson Adrian --- Post-Graduate Student, Faculty of Sciences, National University of Engineering (Tupac Amaru av. 210, Rimac, Lima, Peru).
All articles by this author