TY - GENERIC DO - 10.20944/preprints202105.0277.v1 UR - http://dx.doi.org/10.20944/preprints202105.0277.v1 TI - Lagged Covariance and Cross-Covariance Operators of Processes in Cartesian Products of Abstract Hilbert Spaces T2 - Preprints AU - Kühnert, Sebastian PY - 2021 DA - 2021/05/13 PB - Preprints