TY - RPRT TI - Burnham, Colton, and Pollock reply. AU - NA Burnham AU - RJ Colton AU - HM Pollock PY - 1993 DO - 10.1103/physrevlett.70.247 UR - https://pubmed.ncbi.nlm.nih.gov/10053740/ ID - 10053740 ER -