@techreport{iiasa13373,
           month = {November},
            type = {IIASA Working Paper},
           title = {Consistency between the multiregional and single regional projection models},
         address = {IIASA, Laxenburg, Austria},
       publisher = {WP-78-052},
            year = {1978},
             url = {https://pure.iiasa.ac.at/id/eprint/13373/},
          author = {Philipov, D.}
}