Mark Rippetoe demonstrates the barbell row, a useful assistance exercise for intermediate and advanced lifters.
https://youtu.be/I0uhDZ06hrQ
Note: the supine grip works just fine if the weight is light, i.e. you're just starting to use the exercise. Experience has shown that as it get heavy, the supine grip can cause proximal bicep tendon irritation, and the grip should be pronated thereafter.