Karl Popper and Michael Polanyi: Two 20th century philosophers of science and their present-day(01)

Karl Popper and Michael Polanyi: Two 20th century philosophers of science and their present-day(01)

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Karl Popper: Filósofo y científico austriaco
Karl Popper and Michael Polanyi: Two 20th century philosophers of science and their present-day
Popper: qué es esta droga, qué efectos y riesgos tiene