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Optimal Control of Vector-Virus-Plant Interactions: The Case of Potato Leafroll Virus Net Necrosis.
Marsh, Thomas L, (2000)
Racial Differentials in Male Unemployment Rates: Evidence from Low-Income Urban Areas.
Leigh, Duane E, (1974)
Do Union Members Receive Compensating Wage Differentials? Note.
Leigh, Duane E, (1981)