Fleet management

hi masters

in one thread i read this information

In IFUC,we are entering the Measurement document reading for consumption suppose Diesel:5 lit,and Save.Then Documents were saved.When we savethe document, in the back round,Mesurement document Created and For the particular material Fuel quantity is posted,"material document created". And the cost is posted to cost center in the equipment.

i am working on fleet management and till counter reading i reached but i am not understanding how this material documents are created and from which transaction i can see this material document and i think for this we have to create the Material diesel also.

kindly explain in breaif step by step how i create a standing order and how this material document help me for the cost calculation against the fuel consumption.

thanx in advance