TY - DATA AU - Rodman, L. AU - Spitkovskii, Ilya M.,Woerdeman, Hugo J. TI - Abstract band method via factorization, positive and band extensions of multivariable almost periodic matrix functions, and spectral estimation T2 - Memoirs of the American Mathematical Society, SN - 9781470403607 (online) PY - 2002/// CY - Providence, R.I. PB - American Mathematical Society UR - http://www.ams.org/memo/0762 ER -