| article html file updated | 8 February 2020 08:57 CET | Update | https://www.mdpi.com/1996-1073/10/7/830 |
| article html file updated | 25 September 2019 11:56 CEST | Update | N/A |
| article html file updated | 3 May 2019 16:11 CEST | Update | N/A |
| article html file updated | 31 July 2017 07:31 CEST | Update | N/A |
| article html file updated | 22 June 2017 11:31 CEST | Original file | N/A |
| article xml uploaded. | 22 June 2017 11:30 CEST | Original file | https://www.mdpi.com/1996-1073/10/7/830/xml |
| article pdf uploaded. | 22 June 2017 11:30 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/7/830/pdf |
