1.
Protection of Animal Breeding and Animal Varieties / Gerald Dworkin.
Dworkin, Gerald, author.
Stockholm [Sweden] : Nordiskt Immateriellt Rättsskydd (NIR), 1992.
English | G 28G252 SE 3 |
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2.
Patent protection and innovation over 150 years / Josh Lerner.
Lerner, Josh, author.
Cambridge, Ma : National Bureau Of Economic Research, 2002.
English | G 111 LER.P |
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