@misc{gfp_group_standard_model_z1,
  author = {{Groups for Physics}},
  title = {SU(3) × SU(2) × U(1)},
  howpublished = {Groups for Physics reference},
  url = {https://groups.qft.org/atlas/groups/standard-model-z1/},
  version = {2026.11-workbench.4},
  note = {Research workbench IV; review status recorded on canonical page}
}