| article html file updated | 9 February 2020 07:02 CET | Update | https://www.mdpi.com/1420-3049/23/2/457 |
| article html file updated | 30 September 2019 21:38 CEST | Update | - |
| article html file updated | 1 May 2019 17:36 CEST | Update | - |
| article html file updated | 17 April 2019 16:56 CEST | Update | - |
| article html file updated | 29 March 2019 00:09 CET | Update | - |
| article html file updated | 14 March 2018 13:46 CET | Update | - |
| article html file updated | 22 February 2018 10:35 CET | Original file | - |
| article xml uploaded. | 22 February 2018 10:34 CET | Original file | https://www.mdpi.com/1420-3049/23/2/457/xml |
| article pdf uploaded. | 22 February 2018 10:34 CET | Updated version of record | https://www.mdpi.com/1420-3049/23/2/457/pdf |
| article pdf uploaded. | 18 February 2018 12:11 CET | Updated version of record | https://www.mdpi.com/1420-3049/23/2/457/pdf-vor |
| article pdf uploaded. | 18 February 2018 12:08 CET | Version of Record | https://www.mdpi.com/1420-3049/23/2/457/pdf-vor |
