On the problem of comparing ordered ordinary fuzzy multisets

RIESGO, Ángel et al. On the problem of comparing ordered ordinary fuzzy multisets. In Information processing and management of uncertainty in knowledge-based systems 2018. IPMU 2018. Information processing and management of uncertainty in knowledge-based systems. Theory and foundations : communications in computer and information science (CCIS). Vol. 854. 1. vyd. - Cham : Springer International Publishing, 2018. ISBN 978-3-319-91475-6, pp. 344-355.