@article {14541, title = {Evidence for the Early Use of the Title Ilkhan among the Mongols}, journal = {Journal of the Royal Asiatic Society}, volume = {3}, number = {1}, year = {1991}, pages = {353-362}, author = {Reuven Amitai} } @article {14540, title = {Two Notes on the Protocol on H{\"u}leg{\"u}{\textquoteright}s Coinage}, journal = {Israel Numismatic Journal}, volume = {10}, year = {1991}, pages = {117-128}, author = {Reuven Amitai and Nitzan Amitai-Preiss} }