\input zb-basic \input zb-ioport \iteman{io-port 70039790} \itemau{Phan, Anh Huy; Cichocki, Andrzej; Matsuoka, Kiyotoshi; Cao, Jianting} \itemti{Novel hierarchical ALS algorithm for nonnegative tensor factorization} \itemso{ICASSP, 1984-1987 (2011).} \itemcc{} \itemut{} \itemli{doi:10.1109/ICASSP.2011.5946899} \end