| article html file updated | 7 February 2020 04:49 CET | Update | https://www.mdpi.com/1420-3049/21/2/244 |
| article html file updated | 21 September 2019 11:41 CEST | Update | N/A |
| article html file updated | 5 May 2019 23:45 CEST | Update | N/A |
| article html file updated | 26 March 2019 21:16 CET | Update | N/A |
| article html file updated | 17 September 2018 03:22 CEST | Original file | N/A |
| article pdf uploaded. | 20 February 2016 13:20 CET | Version of Record | https://www.mdpi.com/1420-3049/21/2/244/pdf |
| article xml uploaded. | 20 February 2016 13:20 CET | Original file | https://www.mdpi.com/1420-3049/21/2/244/xml |
