@article{etna_vol19_pp37-47, author = {A. Garrido and J. Arves\'u and F. Marcell\'an}, title = {An electrostatic interpretation of the zeros of the Freud-type orthogonal polynomials}, journal = {Electron. Trans. Numer. Anal.}, volume = {19}, year = {2005}, pages = {37--47}, }