Indicates the medium or publication stage of the document (for example, “ electronic-preprint ”).
| Value | Meaning |
|---|---|
| Data characters | Text, numbers, or special characters. |
| Restriction: This attribute may be specified if the element is used. | |
Although designed to accept any text as its value, potential values for this attribute might include:
|
epub |
Electronic publication (usually web, but also includes CD-ROM or other electronic only distribution) |
|
ppub |
Print publication |
|
epub-ppub |
Both print and electronic publications |
|
epreprint |
Electronic preprint dissemination |
|
ppreprint |
Print preprint dissemination |
|
ecorrected |
Corrected in electronic |
|
pcorrected |
Corrected in print |
|
eretracted |
Retracted in electronic |
|
pretracted |
Retracted in print |