| article html file updated | 6 February 2020 06:24 CET | Update | https://www.mdpi.com/1420-3049/19/1/233 |
| article html file updated | 20 September 2019 04:44 CEST | Update | N/A |
| article html file updated | 7 May 2019 20:28 CEST | Update | N/A |
| article html file updated | 21 March 2019 10:02 CET | Update | N/A |
| article html file updated | 12 September 2018 05:03 CEST | Update | N/A |
| article html file updated | 19 August 2015 14:57 CEST | Original file | N/A |
| article pdf uploaded. | 24 December 2013 11:12 CET | Version of Record | https://www.mdpi.com/1420-3049/19/1/233/pdf |
