TY  - RPRT
TI  - Second-order corrections to the Gaussian effective potential of lambda phi4 theory.
AU  - I Stancu
AU  - PM Stevenson
PY  - 1990
DO  - 10.1103/physrevd.42.2710
UR  - https://pubmed.ncbi.nlm.nih.gov/10013142/
ID  - 10013142
ER  -