| article html file updated | 30 August 2025 08:20 CEST | Update | https://www.mdpi.com/2076-3271/6/4/98 |
| article html file updated | 17 July 2022 06:53 CEST | Update | - |
| article html file updated | 10 February 2020 18:50 CET | Update | - |
| article html file updated | 9 October 2019 19:38 CEST | Update | - |
| article html file updated | 28 April 2019 14:00 CEST | Update | - |
| article html file updated | 14 April 2019 09:12 CEST | Update | - |
| article html file updated | 1 April 2019 14:30 CEST | Update | - |
| article html file updated | 26 December 2018 22:25 CET | Update | - |
| article html file updated | 31 October 2018 11:05 CET | Original file | - |
| article pdf uploaded. | 31 October 2018 11:03 CET | Version of Record | https://www.mdpi.com/2076-3271/6/4/98/pdf |
| article xml uploaded. | 31 October 2018 11:03 CET | Update | https://www.mdpi.com/2076-3271/6/4/98/xml |
| article xml file uploaded | 31 October 2018 11:03 CET | Original file | - |
