@inproceedings{Christmann_SIGIR2022,
TITLE = {Conversational Question Answering on Heterogeneous Sources},
AUTHOR = {Christmann, Philipp and Saha Roy, Rishiraj and Weikum, Gerhard},
LANGUAGE = {eng},
ISBN = {978-1-4503-8732-3},
DOI = {10.1145/3477495.3531815},
PUBLISHER = {ACM},
YEAR = {2022},
BOOKTITLE = {SIGIR '22, 45th International ACM SIGIR Conference on Research and Development in Information Retrieval},
EDITOR = {Amigo, Enrique and Castells, Pablo and Gonzalo, Julio and Carterett, Ben and Culpepper, J. Shane and Kazai, Gabriella},
PAGES = {144--154},
ADDRESS = {Madrid, Spain},
}