TY - RPRT TI - Pseudoconvexity of the atomic electron density: A numerical study. AU - RO Esquivel AU - RP Sagar AU - VH Smith AU - J Chen AU - MJ Stott PY - 1993 DO - 10.1103/physreva.47.4735 UR - https://pubmed.ncbi.nlm.nih.gov/9909500/ ID - 9909500 ER -