| article html file updated | 7 February 2020 14:13 CET | Update | https://www.mdpi.com/1999-4907/7/9/195 |
| article html file updated | 5 May 2019 05:30 CEST | Update | N/A |
| article html file updated | 27 March 2019 15:32 CET | Update | N/A |
| article html file updated | 28 September 2016 07:19 CEST | Update | N/A |
| article html file updated | 6 September 2016 06:08 CEST | Update | N/A |
| article xml uploaded. | 6 September 2016 06:06 CEST | Update | https://www.mdpi.com/1999-4907/7/9/195/xml |
| article pdf uploaded. | 6 September 2016 06:06 CEST | Updated version of record | https://www.mdpi.com/1999-4907/7/9/195/pdf |
| article html file updated | 31 August 2016 12:03 CEST | Original file | N/A |
| article xml uploaded. | 31 August 2016 12:02 CEST | Update | N/A |
| article xml uploaded. | 31 August 2016 12:02 CEST | Original file | N/A |
| article pdf uploaded. | 31 August 2016 12:02 CEST | Version of Record | https://www.mdpi.com/1999-4907/7/9/195/pdf-vor |