@article {Ransohoff2013, title = {Ivan {\v S}i{\v s}man and the Ottoman Conquest of Bulgaria (1371{\textendash}1395): A Reconsideration}, journal = {Palaeobulgarica / Старобългаристика}, volume = {37}, year = {2013}, pages = {89{\textendash}100}, author = {Ransohoff, Jake} } @article {Ransohoff2011, title = {The Relationship Between Land and Power in Terterid Bulgaria: a Comparative Study of the Appanages of Eltimir and Smilets}, journal = {Palaeobulgarica / Старобългаристика}, volume = {35}, year = {2011}, pages = {37{\textendash}47}, author = {Ransohoff, Jake} }