| article html file updated | 7 February 2020 22:55 CET | Update | https://www.mdpi.com/1996-1944/10/2/147 |
| article html file updated | 23 September 2019 05:25 CEST | Update | - |
| article html file updated | 4 May 2019 12:11 CEST | Update | - |
| article html file updated | 2 March 2017 09:10 CET | Update | - |
| article html file updated | 13 February 2017 11:11 CET | Original file | - |
| article xml uploaded. | 13 February 2017 11:09 CET | Original file | https://www.mdpi.com/1996-1944/10/2/147/xml |
| article pdf uploaded. | 13 February 2017 11:09 CET | Updated version of record | https://www.mdpi.com/1996-1944/10/2/147/pdf |
| article pdf uploaded. | 8 February 2017 16:17 CET | Version of Record | https://www.mdpi.com/1996-1944/10/2/147/pdf-vor |
