| article html file updated | 6 February 2020 20:22 CET | Update | https://www.mdpi.com/2079-6382/4/3/254 |
| article html file updated | 6 May 2019 16:23 CEST | Update | - |
| article html file updated | 26 March 2019 06:00 CET | Update | - |
| article html file updated | 14 October 2015 11:14 CEST | Update | - |
| article xml file uploaded | 14 October 2015 11:14 CEST | Original file | https://www.mdpi.com/2079-6382/4/3/254/xml |
| article html file updated | 21 August 2015 14:30 CEST | Original file | - |
| article pdf uploaded. | 6 July 2015 11:46 CEST | Version of Record | https://www.mdpi.com/2079-6382/4/3/254/pdf |
