| article html file updated | 6 February 2020 00:24 CET | Update | https://www.mdpi.com/1420-3049/18/2/2061 |
| article html file updated | 19 September 2019 17:40 CEST | Update | N/A |
| article html file updated | 8 May 2019 08:49 CEST | Update | N/A |
| article html file updated | 20 March 2019 18:13 CET | Update | N/A |
| article html file updated | 12 November 2018 03:24 CET | Original file | N/A |
| article pdf uploaded. | 5 February 2013 10:52 CET | Version of Record | https://www.mdpi.com/1420-3049/18/2/2061/pdf |
