TY - RPRT TI - Kuk, Silverman, and Chua reply. AU - Y Kuk AU - PJ Silverman AU - FM Chua PY - 1990 DO - 10.1103/physrevlett.64.3099 UR - https://pubmed.ncbi.nlm.nih.gov/10041895/ ID - 10041895 ER -