@techreport{EibenGanianKanjSzeider19tr,
 author = {Eduard Eiben and Robert Ganian and Iyad Kanj and
Stefan Szeider},
 institution = {Algorithms and Complexity Group, TU Wien},
 number = {AC-TR-19-009},
 title = {The Parameterized Complexity of Cascading Portfolio
Scheduling},
 url = {http://www.ac.tuwien.ac.at/files/tr/ac-tr-19-009.pdf},
 year = {2019}
}