TY - GEN AU - Shapere,Alfred D AU - Wilczek,Frank TI - Regularizations of time-crystal dynamics SN - 1091-6490 PY - 2020///0319 N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't; Research Support, U.S. Gov't, Non-P.H.S UR - https://doi.org/10.1073/pnas.1908758116 ER -