| article html file updated | 8 February 2020 22:27 CET | Update | https://www.mdpi.com/2079-6412/7/12/213 |
| article html file updated | 28 September 2019 19:31 CEST | Update | - |
| article html file updated | 2 May 2019 12:12 CEST | Update | - |
| article html file updated | 18 April 2019 09:48 CEST | Update | - |
| article html file updated | 2 January 2018 10:12 CET | Update | - |
| article html file updated | 28 November 2017 16:52 CET | Original file | - |
| article xml uploaded. | 28 November 2017 16:51 CET | Update | https://www.mdpi.com/2079-6412/7/12/213/xml |
| article xml uploaded. | 28 November 2017 16:51 CET | Original file | - |
| article pdf uploaded. | 28 November 2017 16:51 CET | Updated version of record | https://www.mdpi.com/2079-6412/7/12/213/pdf |
| article pdf uploaded. | 28 November 2017 11:43 CET | Version of Record | - |
