| article html file updated | 6 February 2020 23:00 CET | Update | https://www.mdpi.com/2073-4395/5/3/464 |
| article html file updated | 21 September 2019 03:46 CEST | Update | - |
| article html file updated | 6 May 2019 10:55 CEST | Update | - |
| article html file updated | 26 March 2019 11:08 CET | Update | - |
| article html file updated | 14 October 2015 08:44 CEST | Original file | - |
| article xml file uploaded | 14 October 2015 08:44 CEST | Original file | https://www.mdpi.com/2073-4395/5/3/464/xml |
| article pdf uploaded. | 18 September 2015 16:11 CEST | Version of Record | https://www.mdpi.com/2073-4395/5/3/464/pdf |
