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1.
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Paris : Institut national de la recherche agronomique, c1995.
English | S 62 INRA.T |
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2.
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[Geneva, Switzerland] : [World Intellectual Property Organization], 1972.
Danish | 6B OMPI |
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3.
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[Paris, France] : [UNESCO], 1972.
Finnish | 6A OMPI |
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4.
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[Geneva, Switzerland] : [World Intellectual Property Organization], 1987.
English | 6B OMPI |
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