@article{SkeideLiebscher, author = {Skeide, Michael and Liebscher, Volkmar}, title = {Units for the time ordered Fock module}, series = {Infinite Dimensional Analysis, Quantum Probability and Related Topics}, volume = {4}, journal = {Infinite Dimensional Analysis, Quantum Probability and Related Topics}, number = {4}, issn = {0219-0257}, pages = {545 -- 551}, language = {en} }