Lüdecke D (2018). ggeffects: Create Tidy Data Frames of Marginal Effects for ggplot (Version 0.3.4). doi: 10.5281/zenodo.1249195, https://CRAN.R-project.org/package=ggeffects.
@Manual{, title = {ggeffects: Create Tidy Data Frames of Marginal Effects for ggplot (Version 0.3.4)}, author = {Daniel Lüdecke}, year = {2018}, url = {https://CRAN.R-project.org/package=ggeffects}, doi = {10.5281/zenodo.1249195}, }