%0 Journal Article %A Martínez Alonso, Luis %A Medina Reus, Elena %T A Common integrable structure in the hermitian matrix model and Hele-Shaw flows %D 2008 %@ 1402-9251 %U https://hdl.handle.net/20.500.14352/51646 %X It is proved that the system of string equations of the dispersionless 2-Toda hierarchy which arises in the planar limit of the hermitian matrix model also underlies certain processes in HeleShaw flows. %~