Pilgrims’ satisfaction with metro operations during Hajj Weber, Lucas Müller, Sven Haase, Knut 2023 - Forschungsinformationssystem der UHH - frei zugänglich
Pilgrims’ satisfaction with Metro operations during Hajj Weber, Lucas Müller, Sven Haase, Knut 2022 - Forschungsinformationssystem der UHH