(1978). Integer programming and related areas: A classified bibliography 1976-1978 / compiled at the Institut für Ökonometrie und Operations Research, University of Bonn ; edited by Dirk Hausmann.
Chicago-čujuhus (17. p.)Integer Programming and Related Areas: A Classified Bibliography 1976-1978 / Compiled at the Institut Für Ökonometrie Und Operations Research, University of Bonn ; Edited by Dirk Hausmann. 1978.
MLA-čujuhus (9. p.)Integer Programming and Related Areas: A Classified Bibliography 1976-1978 / Compiled at the Institut Für Ökonometrie Und Operations Research, University of Bonn ; Edited by Dirk Hausmann. 1978.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.