To cite spacetime in publications use:
Pebesma E (2012). “spacetime: Spatio-Temporal Data in R.” Journal of Statistical Software, 51(7), 1–30. https://www.jstatsoft.org/v51/i07/.
Bivand RS, Pebesma E, Gomez-Rubio V (2013). Applied spatial data analysis with R, Second edition. Springer, NY. https://asdar-book.org/.
Corresponding BibTeX entries:
@Article{,
title = {{spacetime}: Spatio-Temporal Data in {R}},
author = {Edzer Pebesma},
journal = {Journal of Statistical Software},
year = {2012},
volume = {51},
number = {7},
pages = {1--30},
url = {https://www.jstatsoft.org/v51/i07/},
}
@Book{,
author = {Roger S. Bivand and Edzer Pebesma and Virgilio
Gomez-Rubio},
title = {Applied spatial data analysis with {R}, Second edition},
year = {2013},
publisher = {Springer, NY},
url = {https://asdar-book.org/},
}