| article html file updated | 7 February 2020 14:28 CET | Update | https://www.mdpi.com/2075-1680/5/3/23 |
| article html file updated | 22 September 2019 00:23 CEST | Update | N/A |
| article html file updated | 5 May 2019 05:02 CEST | Update | N/A |
| article html file updated | 27 September 2016 11:25 CEST | Update | N/A |
| article html file updated | 6 September 2016 06:33 CEST | Original file | N/A |
| article xml uploaded. | 6 September 2016 06:32 CEST | Original file | https://www.mdpi.com/2075-1680/5/3/23/xml |
| article pdf uploaded. | 6 September 2016 06:32 CEST | Version of Record | https://www.mdpi.com/2075-1680/5/3/23/pdf |
