| article html file updated | 9 February 2020 00:43 CET | Update | https://www.mdpi.com/2073-4425/8/12/403 |
| article html file updated | 29 September 2019 08:54 CEST | Update | - |
| article html file updated | 2 May 2019 07:11 CEST | Update | - |
| article html file updated | 18 April 2019 05:04 CEST | Update | - |
| article html file updated | 2 January 2018 11:52 CET | Update | - |
| article html file updated | 21 December 2017 17:29 CET | Original file | - |
| article xml uploaded. | 21 December 2017 17:28 CET | Original file | https://www.mdpi.com/2073-4425/8/12/403/xml |
| article pdf uploaded. | 21 December 2017 17:28 CET | Updated version of record | https://www.mdpi.com/2073-4425/8/12/403/pdf |
| article pdf uploaded. | 20 December 2017 16:24 CET | Version of Record | - |