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+@misc{advanced-R,
+	author = {Wickham, Hadley},
+	title = {{Advanced R}},
+	year = {2023},
+	month = apr,
+	language = {english},
+	note = {[Online; accessed 25. Apr. 2023]},
+	url = {https://adv-r.hadley.nz}
+}