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1
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2Опубликовано 1968“...United States. Federal Highway Administration...”
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3Опубликовано 1974“...United States. Federal Highway Administration...”
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4
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5Опубликовано 1972“...United States. Federal Highway Administration...”
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6Опубликовано 1977“...United States. Federal Highway Administration...”
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7Опубликовано 1974“...United States. Federal Highway Administration. Traffic Systems Division...”
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8“...United States. Federal Highway Administration. Offices of Research and Development...”
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9Опубликовано 1972“...United States. Federal Highway Administration...”
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10по Miklofsky, Haaren A.“...United States. Federal Highway Administration. Offices of Research and Development...”
Опубликовано 1977
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11
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12
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13Опубликовано 1972“...United States. Federal Highway Administration...”
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14Государственный документ Опубликовано 1976“...United States. Federal Highway Administration. Office of Program and Policy Planning...”
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15Опубликовано 1972“...United States. Federal Highway Administration...”
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16Опубликовано 1994“...United States. Federal Highway Administration...”
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17
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18
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19
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20Опубликовано 1973“...United States. Federal Highway Administration...”