Machine learning applications in hierarchical time series forecasting: Investigating the impact of promotions
                  
                  
                  Mahdi Abolghasemi, Garth Tarr, Christoph Bergmeir
                  
                  
(2022) In: International Journal of Forecasting (IF 7.9, Q1 in ``Economics'', JCR 2022) bib
    
  (2022) In: International Journal of Forecasting (IF 7.9, Q1 in ``Economics'', JCR 2022) bib