ISO 9815:2003 specifies a lateral stability test for passenger-car and trailer combinations. It is applicable to passenger cars in accordance with ISO 3833, and also to light-truck and trailer combinations.
You can specify the type of files you want, for your gadget.ISO 9815:2003, Road vehicles - Passenger-car and trailer combinations - Lateral stability test | ISO/TC 22/SC 9. A good, fresh read, highly recommended.