@inbook {Heyd2024sagan,
	title = {A Memorial with No Observers: Carl Sagan{\textquoteright}s Golden Record},
	booktitle = {The Philosophy of Outer Space},
	year = {2024},
	pages = {23{\textendash}40},
	publisher = {Routledge},
	organization = {Routledge},
	author = {Heyd, David},
	editor = {Garasic, M. and Di Paola, M.}
}
