| article html file updated | 7 February 2020 21:11 CET | Update | https://www.mdpi.com/2072-6643/9/1/58 |
| article html file updated | 22 September 2019 19:55 CEST | Update | N/A |
| article html file updated | 4 May 2019 15:57 CEST | Update | N/A |
| article html file updated | 29 June 2017 22:24 CEST | Update | N/A |
| article html file updated | 7 February 2017 12:29 CET | Update | N/A |
| article html file updated | 12 January 2017 09:51 CET | Original file | N/A |
| article xml uploaded. | 12 January 2017 09:50 CET | Original file | https://www.mdpi.com/2072-6643/9/1/58/xml |
| article pdf uploaded. | 12 January 2017 09:50 CET | Version of Record | https://www.mdpi.com/2072-6643/9/1/58/pdf |
