| article html file updated | 5 February 2020 17:01 CET | Update | https://www.mdpi.com/2072-4292/3/4/752 |
| article html file updated | 9 May 2019 01:20 CEST | Update | - |
| article html file updated | 20 March 2019 06:54 CET | Update | - |
| article html file updated | 19 July 2017 05:57 CEST | Update | - |
| article html file updated | 19 July 2017 05:56 CEST | Update | - |
| article html file updated | 19 July 2017 05:55 CEST | Original file | - |
| article xml uploaded. | 19 July 2017 05:54 CEST | Original file | https://www.mdpi.com/2072-4292/3/4/752/xml |
