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21nork Sappington, David Edward MichaelGaiak “...Telecommunication policy....”
Argitaratua 1996
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24Argitaratua 1986Gaiak “...Telecommunication policy Congresses....”
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26Argitaratua 1995GaiakLiburua
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27Argitaratua 2011GaiakLiburua
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28Argitaratua 1996Gaiak “...Telecommunication policy....”
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30Argitaratua 2006Gaiak “...Telecommunication policy....”
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31Argitaratua 1989Gaiak “...Telecommunication policy United States States....”
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33nork Ungerer, Herbert, 1944-Gaiak “...Telecommunication policy European Economic Community countries....”
Argitaratua 1988
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36Argitaratua 1999GaiakConference Proceeding Liburua
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39Argitaratua 1996Gaiak “...Telecommunication policy United States....”
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