| article html file updated | 8 February 2020 07:24 CET | Update | https://www.mdpi.com/1996-1944/10/6/615 |
| article html file updated | 25 September 2019 03:49 CEST | Update | N/A |
| article html file updated | 3 May 2019 19:06 CEST | Update | N/A |
| article html file updated | 27 June 2017 10:49 CEST | Update | N/A |
| article html file updated | 5 June 2017 13:40 CEST | Original file | N/A |
| article xml uploaded. | 5 June 2017 13:38 CEST | Original file | https://www.mdpi.com/1996-1944/10/6/615/xml |
| article pdf uploaded. | 5 June 2017 13:38 CEST | Updated version of record | https://www.mdpi.com/1996-1944/10/6/615/pdf |
| article pdf uploaded. | 3 June 2017 13:15 CEST | Version of Record | https://www.mdpi.com/1996-1944/10/6/615/pdf-vor |
