TY - RPRT TI - Path-integral Monte Carlo study of low-temperature 4He clusters. AU - P Sindzingre AU - ML Klein AU - DM Ceperley PY - 1989 DO - 10.1103/physrevlett.63.1601 UR - https://pubmed.ncbi.nlm.nih.gov/10040621/ ID - 10040621 ER -