| article html file updated | 9 February 2020 10:04 CET | Update | https://www.mdpi.com/2076-0787/7/1/27 |
| article html file updated | 1 May 2019 11:16 CEST | Update | - |
| article html file updated | 17 April 2019 11:05 CEST | Update | - |
| article html file updated | 29 March 2019 07:02 CET | Update | - |
| article html file updated | 16 March 2018 10:09 CET | Update | - |
| article xml uploaded. | 16 March 2018 10:08 CET | Update | https://www.mdpi.com/2076-0787/7/1/27/xml |
| article pdf uploaded. | 16 March 2018 10:08 CET | Updated version of record | https://www.mdpi.com/2076-0787/7/1/27/pdf |
| article html file updated | 16 March 2018 08:40 CET | Original file | - |
| article pdf uploaded. | 16 March 2018 08:39 CET | Version of Record | https://www.mdpi.com/2076-0787/7/1/27/pdf-vor |
