Applied Mathematical Modelling
Applied Mathematical Modelling > 2011 > 35 > 1 > 218-229
Applied Mathematical Modelling > 2011 > 35 > 1 > 339-345
Applied Mathematical Modelling > 2011 > 35 > 5 > 2384-2393
Applied Mathematical Modelling > 2011 > 35 > 9 > 4149-4156