| article html file updated | 7 February 2020 23:47 CET | Update | https://www.mdpi.com/2072-6643/9/2/160 |
| article html file updated | 23 September 2019 10:11 CEST | Update | - |
| article html file updated | 4 May 2019 10:27 CEST | Update | - |
| article html file updated | 2 March 2017 03:55 CET | Update | - |
| article html file updated | 20 February 2017 12:51 CET | Original file | - |
| article xml uploaded. | 20 February 2017 12:50 CET | Update | https://www.mdpi.com/2072-6643/9/2/160/xml |
| article xml uploaded. | 20 February 2017 12:50 CET | Original file | - |
| article pdf uploaded. | 20 February 2017 12:50 CET | Version of Record | https://www.mdpi.com/2072-6643/9/2/160/pdf |
