TY - RPRT TI - Chadi, Chang, and Walukiewicz reply. AU - DJ Chadi AU - KJ Chang AU - W Walukiewicz PY - 1989 DO - 10.1103/physrevlett.62.1923 UR - https://pubmed.ncbi.nlm.nih.gov/10039807/ ID - 10039807 ER -