| article html file updated | 7 February 2020 18:22 CET | Update | https://www.mdpi.com/2079-9292/5/4/79 |
| article html file updated | 22 September 2019 06:20 CEST | Update | - |
| article html file updated | 4 May 2019 21:50 CEST | Update | - |
| article html file updated | 29 December 2016 11:07 CET | Update | - |
| article html file updated | 22 November 2016 09:58 CET | Original file | - |
| article xml uploaded. | 22 November 2016 09:56 CET | Update | https://www.mdpi.com/2079-9292/5/4/79/xml |
| article xml uploaded. | 22 November 2016 09:56 CET | Original file | - |
| article pdf uploaded. | 22 November 2016 09:56 CET | Version of Record | https://www.mdpi.com/2079-9292/5/4/79/pdf |
