The localization of replication origins on ARS plasmids in S. cerevisiaeBrewer, Bonita J.; Fangman, Walton L. · Cell · 1987

Replication of each copy of the yeast 2 micron DNA plasmid occurs during the S phaseZakian, Virginia A.; Brewer, Bonita J.; Fangman, Walton L. · Cell · 1979