TY - RPRT TI - Improved variational wave function for the two-dimensional spin-1/2 Heisenberg antiferromagnet. AU - CE Carneiro AU - XJ Kong AU - RH Swendsen PY - 1994 DO - 10.1103/physrevb.49.3303 UR - https://pubmed.ncbi.nlm.nih.gov/10011191/ ID - 10011191 ER -