• Experimentos cualitativos. Una forma de abordar el electromagnetismo. 

      Beltrán Sierra, Luis Miguel; González Flórez, José (Editorial Universidad Pedagógica Nacional, 2002-07-14)
      ln this work a different way to approach the electricity and magnetism course for firstlevel university students is discussed, specially within programs for teachers education.It suggests two aspects: a historical-epistemological ...