| article html file updated | 6 February 2020 09:44 CET | Update | https://www.mdpi.com/1660-4601/11/6/5989 |
| article html file updated | 20 September 2019 08:55 CEST | Update | N/A |
| article html file updated | 7 May 2019 13:35 CEST | Update | N/A |
| article html file updated | 21 March 2019 18:14 CET | Update | N/A |
| article html file updated | 20 August 2015 09:05 CEST | Update | N/A |
| article html file updated | 2 July 2014 12:32 CEST | Original file | N/A |
| article xml file uploaded | 2 July 2014 12:31 CEST | Original file | https://www.mdpi.com/1660-4601/11/6/5989/xml |
| article pdf uploaded. | 5 June 2014 11:27 CEST | Version of Record | https://www.mdpi.com/1660-4601/11/6/5989/pdf |
