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1Argitaratua 1991Gaiak “...Transportation Congresses....”
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2Argitaratua 1990Gaiak “...Transportation and state Congresses....”
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3Argitaratua 1991Gaiak “...Transportation and state Congresses....”
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4Argitaratua 1989Gaiak “...Transportation and state Congresses....”
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5Argitaratua 1988Gaiak “...Transportation and state Congresses....”
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7Argitaratua 1990Gaiak “...Transportation Europe Planning Congresses....”
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8Argitaratua 1991Gaiak “...Transportation Europe Planning Congresses....”
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9Argitaratua 1989Gaiak “...Transportation Great Britain Planning Congresses....”
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10Argitaratua 1987Gaiak “...Transportation Europe Planning Congresses....”
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11Argitaratua 1988Gaiak “...Transportation Great Britain Planning Congresses....”
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12Argitaratua 1987Gaiak “...Transportation Planning Methodology Congresses....”
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13Argitaratua 1986Gaiak “...Transportation Planning Methodology Congresses....”
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14Argitaratua 1991Gaiak “...Transportation Planning Methodology Congresses....”
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15Argitaratua 1990Gaiak “...Transportation Planning Methodology Congresses....”
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16Argitaratua 1989Gaiak “...Transportation Planning Methodology Congresses....”
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17Argitaratua 1988Gaiak “...Transportation Planning Methodology Congresses....”
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18Argitaratua 1986Gaiak “...Transportation Passenger traffic Planning Congresses....”
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19Argitaratua 1990Gaiak “...Transportation Environmental aspects Developing countries....”
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20Argitaratua 1990Gaiak “...Urban transportation Developing countries Planning Congresses....”
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