According to the definition, the place of business has to be a “fixed” one. Thus in the normal way there has to be a link between the place of business and a specific geographical point. It is immaterial how long an enterprise of a Contracting State operates in the other Contracting State if it does not do so at a distinct place, but this does not mean that the equipment constituting the place of business has to be actually fixed to the soil on which it stands. It is enough that the equipment remains on a particular site