| article html file updated | 6 February 2020 12:13 CET | Update | https://www.mdpi.com/1420-3049/19/9/14556 |
| article html file updated | 20 September 2019 12:52 CEST | Update | N/A |
| article html file updated | 7 May 2019 08:21 CEST | Update | N/A |
| article html file updated | 22 March 2019 00:50 CET | Update | N/A |
| article html file updated | 12 September 2018 12:03 CEST | Update | N/A |
| article html file updated | 20 August 2015 19:01 CEST | Update | N/A |
| article html file updated | 9 October 2014 07:37 CEST | Original file | N/A |
| article xml file uploaded | 9 October 2014 07:37 CEST | Original file | https://www.mdpi.com/1420-3049/19/9/14556/xml |
| article pdf uploaded. | 15 September 2014 11:51 CEST | Version of Record | https://www.mdpi.com/1420-3049/19/9/14556/pdf |
