| article html file updated | 6 February 2020 14:25 CET | Update | https://www.mdpi.com/2079-4983/5/4/288 |
| article html file updated | 20 September 2019 15:57 CEST | Update | - |
| article html file updated | 7 May 2019 04:03 CEST | Update | - |
| article html file updated | 25 March 2019 19:11 CET | Update | - |
| article html file updated | 21 August 2015 04:03 CEST | Update | - |
| article html file updated | 30 December 2014 09:32 CET | Original file | - |
| article xml file uploaded | 30 December 2014 09:32 CET | Original file | https://www.mdpi.com/2079-4983/5/4/288/xml |
| article pdf uploaded. | 12 December 2014 11:14 CET | Version of Record | https://www.mdpi.com/2079-4983/5/4/288/pdf |
