| article html file updated | 8 February 2020 10:14 CET | Update | https://www.mdpi.com/2079-8954/5/3/45 |
| article html file updated | 25 September 2019 18:51 CEST | Update | - |
| article html file updated | 3 May 2019 13:48 CEST | Update | - |
| article html file updated | 30 September 2017 10:09 CEST | Update | - |
| article html file updated | 6 July 2017 10:24 CEST | Original file | - |
| article xml uploaded. | 6 July 2017 10:22 CEST | Original file | https://www.mdpi.com/2079-8954/5/3/45/xml |
| article pdf uploaded. | 6 July 2017 10:22 CEST | Version of Record | https://www.mdpi.com/2079-8954/5/3/45/pdf |
