| article html file updated | 7 February 2020 21:55 CET | Update | https://www.mdpi.com/2072-6643/9/1/84 |
| article html file updated | 22 September 2019 23:54 CEST | Update | N/A |
| article html file updated | 4 May 2019 14:11 CEST | Update | N/A |
| article html file updated | 7 February 2017 12:31 CET | Update | N/A |
| article html file updated | 21 January 2017 07:57 CET | Original file | N/A |
| article xml uploaded. | 21 January 2017 07:56 CET | Original file | https://www.mdpi.com/2072-6643/9/1/84/xml |
| article pdf uploaded. | 21 January 2017 07:56 CET | Version of Record | https://www.mdpi.com/2072-6643/9/1/84/pdf |
