| article html file updated | 9 February 2020 06:40 CET | Update | https://www.mdpi.com/2079-3197/6/1/18 |
| article html file updated | 30 September 2019 19:30 CEST | Update | N/A |
| article html file updated | 1 May 2019 18:22 CEST | Update | N/A |
| article html file updated | 17 April 2019 17:41 CEST | Update | N/A |
| article html file updated | 28 March 2019 23:23 CET | Update | N/A |
| article html file updated | 26 March 2018 16:05 CEST | Update | N/A |
| article html file updated | 14 February 2018 10:55 CET | Original file | N/A |
| article xml uploaded. | 14 February 2018 10:54 CET | Update | https://www.mdpi.com/2079-3197/6/1/18/xml |
| article xml uploaded. | 14 February 2018 10:54 CET | Original file | N/A |
| article pdf uploaded. | 14 February 2018 10:54 CET | Version of Record | https://www.mdpi.com/2079-3197/6/1/18/pdf |
