Search results for: John R. Graef
Mathematical and Computer Modelling > 2011 > 54 > 11-12 > 2962-2968
Applied Mathematics Letters > 2011 > 24 > 12 > 1981-1985
Mathematical and Computer Modelling > 2011 > 54 > 11-12 > 2962-2968
Applied Mathematics Letters > 2011 > 24 > 12 > 1981-1985