@article{BrunnerKellerStallaschetal.2022,
  author    = {Martin Brunner and Lena Keller and Sophie E. Stallasch and Julia Kretschmann and Andrea Hasl and Franzis Preckel and Oliver Luedtke and Larry Hedges},
  title     = {Meta-analyzing individual participant data from studies with complex survey designs},
  journal   = {Research synthesis methods},
  series    = {a tutorial on using the two-stage approach for data from educational large-scale assessments},
  volume    = {14},
  number    = {1},
  pages     = {5 -- 35},
  doi       = {10.1002/jrsm.1584},
  year      = {2022},
}