| article html file updated | 8 February 2020 09:35 CET | Update | https://www.mdpi.com/1999-4907/8/7/230 |
| article html file updated | 25 September 2019 15:24 CEST | Update | - |
| article html file updated | 3 May 2019 14:59 CEST | Update | - |
| article html file updated | 1 August 2017 08:42 CEST | Update | - |
| article html file updated | 5 July 2017 11:17 CEST | Update | - |
| article xml uploaded. | 5 July 2017 11:16 CEST | Update | https://www.mdpi.com/1999-4907/8/7/230/xml |
| article pdf uploaded. | 5 July 2017 11:16 CEST | Updated version of record | https://www.mdpi.com/1999-4907/8/7/230/pdf |
| article html file updated | 29 June 2017 12:25 CEST | Original file | - |
| article pdf uploaded. | 29 June 2017 12:15 CEST | Version of Record | https://www.mdpi.com/1999-4907/8/7/230/pdf-vor |
