| article html file updated | 8 February 2020 11:23 CET | Update | https://www.mdpi.com/2075-4701/7/7/277 |
| article html file updated | 26 September 2019 00:41 CEST | Update | N/A |
| article html file updated | 3 May 2019 11:38 CEST | Update | N/A |
| article html file updated | 27 March 2019 16:30 CET | Update | N/A |
| article html file updated | 31 July 2017 08:24 CEST | Update | N/A |
| article html file updated | 19 July 2017 11:24 CEST | Update | N/A |
| article html file updated | 19 July 2017 11:23 CEST | Update | N/A |
| article html file updated | 19 July 2017 11:22 CEST | Original file | N/A |
| article xml uploaded. | 19 July 2017 11:21 CEST | Original file | https://www.mdpi.com/2075-4701/7/7/277/xml |
| article pdf uploaded. | 19 July 2017 11:21 CEST | Version of Record | https://www.mdpi.com/2075-4701/7/7/277/pdf |
