| article html file updated | 8 February 2020 00:18 CET | Update | https://www.mdpi.com/2073-4344/7/3/73 |
| article html file updated | 23 September 2019 13:08 CEST | Update | - |
| article html file updated | 4 May 2019 09:21 CEST | Update | - |
| article html file updated | 28 March 2017 03:05 CEST | Update | - |
| article html file updated | 25 February 2017 12:14 CET | Original file | - |
| article xml uploaded. | 25 February 2017 12:13 CET | Update | https://www.mdpi.com/2073-4344/7/3/73/xml |
| article xml uploaded. | 25 February 2017 12:13 CET | Original file | - |
| article pdf uploaded. | 25 February 2017 12:13 CET | Version of Record | https://www.mdpi.com/2073-4344/7/3/73/pdf |
