| article html file updated | 6 February 2020 16:02 CET | Update | https://www.mdpi.com/1999-4915/7/2/798 |
| article html file updated | 7 May 2019 00:49 CEST | Update | - |
| article html file updated | 25 March 2019 21:54 CET | Update | - |
| article html file updated | 21 August 2015 07:48 CEST | Update | - |
| article html file updated | 10 March 2015 03:30 CET | Original file | - |
| article xml file uploaded | 10 March 2015 03:30 CET | Original file | https://www.mdpi.com/1999-4915/7/2/798/xml |
| article pdf uploaded. | 16 February 2015 14:49 CET | Version of Record | https://www.mdpi.com/1999-4915/7/2/798/pdf |
