@techreport{ChenKochXu2019, author = {Ying Chen and Thorsten Koch and Xiaofei Xu}, title = {Regularized partially functional autoregressive model with application to high-resolution natural gas forecasting in Germany}, institution = {ZIB}, address = {Takustr. 7, 14195 Berlin}, number = {19-34}, language = {eng}, year = {2019} }