| article html file updated | 6 February 2020 16:01 CET | Update | https://www.mdpi.com/1660-3397/13/2/1068 |
| article html file updated | 20 September 2019 18:01 CEST | Update | - |
| article html file updated | 7 May 2019 00:52 CEST | Update | - |
| article html file updated | 25 March 2019 21:52 CET | Update | - |
| article html file updated | 21 August 2015 07:46 CEST | Update | - |
| article html file updated | 28 February 2015 03:10 CET | Original file | - |
| article xml file uploaded | 28 February 2015 03:10 CET | Original file | https://www.mdpi.com/1660-3397/13/2/1068/xml |
| article pdf uploaded. | 16 February 2015 11:22 CET | Version of Record | https://www.mdpi.com/1660-3397/13/2/1068/pdf |
