Agriculture has been a widespread activity in Kashan since a long time ago which has developed traditions and local skills. The said traditions and skills of earning living from farming has created a system which could be recognized as an agricultural heritage due to its values. This heritage possesses significant structural dimensions; as the form and feature of farms as well as their location...

it is conventional to say that islamic built environment is introversive. in urban and architectural studies, this term is made equal to a formal organization of voids and solids in which voids are surrounded by an impermeable mass, and then some theoretical reasoning is attached to this formal system. here we are dealing with the issue in an alternative way; instead of finding interpretations ...

Elastic stability of ring and stringer-stiffened cylindrical shells under axial, internal and external pressures is studied using Ritz method. The stiffeners are rings, stringers and their different arrangements at the inner and outer surfaces of the shell. Critical buckling loads are obtained using Ritz method. It has been found that the cylindrical shells with outside rings are more stable th...

according to the resource based attitude, the capabilities of information systems improve firms’ performance and competitive advantages through three ways: 1) inside-outside capabilities, 2) outside-inside capabilities and 3) spanning capabilities. because of the importance of systematic study on the relationship between these capabilities and firms’ performance this paper was aimed at investig...