To cite 'quantities' in publications use:
Pebesma E, Mailund T, Hiebert J (2016). “Measurement Units in R.” R Journal, 8(2), 486–494. doi: 10.32614/RJ-2016-061.
Ucar I, Pebesma E, Azcorra A (2018). “Measurement Errors in R.” R Journal, 10(2), 549–557. doi: 10.32614/RJ-2018-075.
Corresponding BibTeX entries:
@Article{, title = {Measurement Units in {R}}, author = {Edzer Pebesma and Thomas Mailund and James Hiebert}, year = {2016}, journal = {R Journal}, doi = {10.32614/RJ-2016-061}, pages = {486--494}, volume = {8}, number = {2}, }
@Article{, title = {Measurement Errors in {R}}, author = {IƱaki Ucar and Edzer Pebesma and Arturo Azcorra}, year = {2018}, journal = {R Journal}, doi = {10.32614/RJ-2018-075}, pages = {549--557}, volume = {10}, number = {2}, }