TY - RPRT TI - Improved statistical test for nonstationarity using recurrence time statistics. AU - Christoph Rieke AU - Ralph G Andrzejak AU - Florian Mormann AU - Klaus Lehnertz PY - 2004 DO - 10.1103/physreve.69.046111 UR - https://pubmed.ncbi.nlm.nih.gov/15169073/ ID - 15169073 ER -