| article html file updated | 7 February 2020 04:48 CET | Update | https://www.mdpi.com/1420-3049/21/2/242 |
| article html file updated | 21 September 2019 11:40 CEST | Update | N/A |
| article html file updated | 5 May 2019 23:47 CEST | Update | N/A |
| article html file updated | 26 March 2019 21:14 CET | Update | N/A |
| article html file updated | 17 September 2018 03:22 CEST | Original file | N/A |
| article pdf uploaded. | 22 February 2016 15:18 CET | Updated version of record | https://www.mdpi.com/1420-3049/21/2/242/pdf |
| article pdf uploaded. | 20 February 2016 08:08 CET | Version of Record | https://www.mdpi.com/1420-3049/21/2/242/pdf-vor |
| article xml uploaded. | 20 February 2016 08:08 CET | Original file | https://www.mdpi.com/1420-3049/21/2/242/xml |
