“References [8] and [10]” was deleted in the original manuscript.
“References [5], [8], [10], [11], [13], [26] and [28]”was added in the revised manuscript.
都需要用复数were,不是单数was;
应该都是revised version,删除的不也是在revised version吗?如果用original,则你需要说成:“References [8] and [10]” in the original manuscript was deleted.
双引号可有可无,这个无关紧要,不是重点。