| PublicationVolume |
A part of a successively published publication such as a periodical or multi-volume work, often numbered. It may represent a time span, such as a year. See also [blog post](https://blog-schema.org... |
| Chapter |
One of the sections into which a book is divided. A chapter usually has a section number or a name. |
| PublicationIssue |
A part of a successively published publication such as a periodical or publication volume, often numbered, usually containing a grouping of works such as articles. See also [blog post](https://blo... |
| Article |
An article, such as a news article or piece of investigative report. Newspapers and magazines have articles of many different types and this is intended to cover them all. See also [blog post](htt... |
