| article html file updated | 6 February 2020 17:44 CET | Update | https://www.mdpi.com/1420-3049/20/4/6913 |
| article html file updated | 20 September 2019 20:15 CEST | Update | N/A |
| article html file updated | 6 May 2019 21:49 CEST | Update | N/A |
| article html file updated | 26 March 2019 00:47 CET | Update | N/A |
| article html file updated | 17 September 2018 09:51 CEST | Update | N/A |
| article html file updated | 21 August 2015 10:38 CEST | Update | N/A |
| article html file updated | 15 May 2015 10:00 CEST | Original file | N/A |
| article xml file uploaded | 15 May 2015 10:00 CEST | Original file | https://www.mdpi.com/1420-3049/20/4/6913/xml |
| article pdf uploaded. | 16 April 2015 13:30 CEST | Version of Record | https://www.mdpi.com/1420-3049/20/4/6913/pdf |
