| article html file updated | 7 February 2020 13:33 CET | Update | https://www.mdpi.com/1996-1073/9/8/659 |
| article html file updated | 5 May 2019 06:42 CEST | Update | N/A |
| article html file updated | 27 March 2019 14:05 CET | Update | N/A |
| article html file updated | 25 August 2016 11:41 CEST | Update | N/A |
| article html file updated | 24 August 2016 08:40 CEST | Update | N/A |
| article xml uploaded. | 24 August 2016 08:39 CEST | Update | https://www.mdpi.com/1996-1073/9/8/659/xml |
| article xml uploaded. | 24 August 2016 08:39 CEST | Update | N/A |
| article pdf uploaded. | 24 August 2016 08:39 CEST | Updated version of record | https://www.mdpi.com/1996-1073/9/8/659/pdf |
| article html file updated | 19 August 2016 10:55 CEST | Original file | N/A |
| article xml uploaded. | 19 August 2016 10:54 CEST | Update | N/A |
| article xml uploaded. | 19 August 2016 10:54 CEST | Original file | N/A |
| article pdf uploaded. | 19 August 2016 10:54 CEST | Version of Record | https://www.mdpi.com/1996-1073/9/8/659/pdf-vor |
