| article html file updated | 6 February 2020 15:29 CET | Update | https://www.mdpi.com/1660-4601/12/2/1397 |
| article html file updated | 7 May 2019 01:53 CEST | Update | - |
| article html file updated | 25 March 2019 20:59 CET | Update | - |
| article html file updated | 21 August 2015 06:32 CEST | Update | - |
| article html file updated | 3 March 2015 06:59 CET | Original file | - |
| article xml file uploaded | 3 March 2015 06:59 CET | Original file | https://www.mdpi.com/1660-4601/12/2/1397/xml |
| article pdf uploaded. | 27 January 2015 10:45 CET | Version of Record | https://www.mdpi.com/1660-4601/12/2/1397/pdf |
