@article{XuChenZhangetal.2021, author = {Xiaofei Xu and Ying Chen and Ge Zhang and Thorsten Koch}, title = {Modeling functional time series and mixed-type predictors with partially functional autoregressions*}, journal = {Journal of Business and Economic Statistics}, pages = {1 -- 43}, doi = {10.1080/07350015.2021.2011299}, year = {2021}, }