| article html file updated | 8 February 2020 07:04 CET | Update | https://www.mdpi.com/1996-1944/10/6/606 |
| article html file updated | 25 September 2019 02:14 CEST | Update | N/A |
| article html file updated | 3 May 2019 19:44 CEST | Update | N/A |
| article html file updated | 27 June 2017 10:47 CEST | Update | N/A |
| article html file updated | 1 June 2017 13:02 CEST | Original file | N/A |
| article xml uploaded. | 1 June 2017 13:01 CEST | Original file | https://www.mdpi.com/1996-1944/10/6/606/xml |
| article pdf uploaded. | 1 June 2017 13:01 CEST | Updated version of record | https://www.mdpi.com/1996-1944/10/6/606/pdf |
| article pdf uploaded. | 31 May 2017 11:23 CEST | Version of Record | https://www.mdpi.com/1996-1944/10/6/606/pdf-vor |