如题，求如下两篇文章
    [size=12.820512771606445px]MA Gómez“ Transitional dynamics in an endogenous growth model with physical capital, human capital and R&D”
[size=12.820512771606445px]MA Gómez, TN Sequeira “A Note On R&D Spillovers In An Endogenous Growth Model With Physical Capital, Human Capital, And Varieties”，希望如愿，不胜感激。