TY - RPRT TI - Information processing and symmetry-breaking in memory evolutive systems. AU - A C Ehresmann AU - J P Vanbremeersch PY - 1997 DO - 10.1016/s0303-2647(97)01690-0 UR - https://pubmed.ncbi.nlm.nih.gov/9224552/ ID - 9224552 ER -