18 months

The Submitted version can be archived in: Institutional Repository

...with the following conditions:

• Must not acknowledge that they have been submitted to journal
• Must be removed upon acceptance and replaced by citation and abstract and marked as 'In press'

The Accepted version can be archived in:

• Any Repository
• Author's Homepage
• Institutional Repository

...with an embargo of 18 Months

...with one of the following licences: CC BY-NC-ND 4.0

...with the following conditions:

• Set statement to accompany author's post-print (see policy)
• Publisher source must be acknowledged with citation

The Published versions can be archived in:

• Non-Commercial Website
• Journal Website

...with one of the following licences:

• CC BY-ND
• CC BY

...with the following conditions: Published source must be acknowledged with citation

A fee must be paid to the publisher.

The Published version can be archived in:

• Non-Commercial Website
• Journal Website

...with one of the following licences: CC BY-NC-ND 4.0

...with the following conditions: Publisher source must be acknowledged with citation