| article html file updated | 8 February 2020 08:35 CET | Update | https://www.mdpi.com/2075-1680/6/2/16 |
| article html file updated | 25 September 2019 10:00 CEST | Update | N/A |
| article html file updated | 3 May 2019 16:54 CEST | Update | N/A |
| article html file updated | 30 June 2017 10:12 CEST | Update | N/A |
| article html file updated | 20 June 2017 11:31 CEST | Original file | N/A |
| article xml uploaded. | 20 June 2017 11:30 CEST | Original file | https://www.mdpi.com/2075-1680/6/2/16/xml |
| article pdf uploaded. | 20 June 2017 11:30 CEST | Updated version of record | https://www.mdpi.com/2075-1680/6/2/16/pdf |
| article pdf uploaded. | 17 June 2017 12:13 CEST | Version of Record | https://www.mdpi.com/2075-1680/6/2/16/pdf-vor |
