| article html file updated | 6 February 2020 16:26 CET | Update | https://www.mdpi.com/2072-6651/7/3/812 |
| article html file updated | 7 May 2019 00:07 CEST | Update | - |
| article html file updated | 25 March 2019 22:40 CET | Update | - |
| article html file updated | 21 August 2015 08:27 CEST | Update | - |
| article html file updated | 31 March 2015 12:40 CEST | Original file | - |
| article xml file uploaded | 31 March 2015 12:40 CEST | Original file | https://www.mdpi.com/2072-6651/7/3/812/xml |
| article pdf uploaded. | 9 March 2015 13:52 CET | Version of Record | https://www.mdpi.com/2072-6651/7/3/812/pdf |
