| article html file updated | 30 August 2025 04:15 CEST | Update | https://www.mdpi.com/2075-4701/8/6/412 |
| article html file updated | 16 July 2022 20:59 CEST | Update | - |
| article html file updated | 9 February 2020 20:00 CET | Update | - |
| article html file updated | 4 October 2019 05:00 CEST | Update | - |
| article html file updated | 30 April 2019 14:25 CEST | Update | - |
| article html file updated | 16 April 2019 15:02 CEST | Update | - |
| article html file updated | 30 March 2019 06:58 CET | Update | - |
| article html file updated | 27 June 2018 15:29 CEST | Update | - |
| article html file updated | 5 June 2018 10:44 CEST | Update | - |
| article xml uploaded. | 5 June 2018 10:43 CEST | Update | https://www.mdpi.com/2075-4701/8/6/412/xml |
| article pdf uploaded. | 5 June 2018 10:43 CEST | Updated version of record | https://www.mdpi.com/2075-4701/8/6/412/pdf |
| article html file updated | 2 June 2018 10:05 CEST | Original file | - |
| article pdf uploaded. | 2 June 2018 10:04 CEST | Version of Record | https://www.mdpi.com/2075-4701/8/6/412/pdf-vor |
| article xml file uploaded | 2 June 2018 10:04 CEST | Original file | - |
