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1Trafodyn Cynhadledd LlyfrCyhoeddwyd 1981“...American Society of Mechanical Engineers. Design Automation Committee...”
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2Trafodyn Cynhadledd LlyfrCyhoeddwyd 1990“...American Society of Mechanical Engineers. Design Automation Committee...”
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3Trafodyn Cynhadledd LlyfrCyhoeddwyd 1989“...American Society of Mechanical Engineers. Design Automation Committee...”
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4Trafodyn Cynhadledd LlyfrCyhoeddwyd 1987“...American Society of Mechanical Engineers. Design Automation Committee...”
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5Trafodyn Cynhadledd LlyfrCyhoeddwyd 1990“...American Society of Mechanical Engineers. Design Automation Committee...”
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6Trafodyn Cynhadledd LlyfrCyhoeddwyd 1991“...American Society of Mechanical Engineers. Design Automation Committee...”
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7Trafodyn Cynhadledd LlyfrCyhoeddwyd 1988“...American Society of Mechanical Engineers. Design Automation Committee...”