| article html file updated | 7 February 2020 18:38 CET | Update | https://www.mdpi.com/1420-3049/21/12/1620 |
| article html file updated | 22 September 2019 07:04 CEST | Update | N/A |
| article html file updated | 4 May 2019 21:18 CEST | Update | N/A |
| article html file updated | 17 September 2018 12:39 CEST | Update | N/A |
| article html file updated | 27 December 2016 11:58 CET | Update | N/A |
| article html file updated | 25 November 2016 12:28 CET | Original file | N/A |
| article xml uploaded. | 25 November 2016 12:27 CET | Original file | https://www.mdpi.com/1420-3049/21/12/1620/xml |
| article pdf uploaded. | 25 November 2016 12:27 CET | Version of Record | https://www.mdpi.com/1420-3049/21/12/1620/pdf |
