| article html file updated | 30 August 2025 01:23 CEST | Update | https://www.mdpi.com/2076-3387/7/4/36 |
| article html file updated | 16 July 2022 06:44 CEST | Update | - |
| article html file updated | 8 February 2020 18:08 CET | Update | - |
| article html file updated | 27 September 2019 16:10 CEST | Update | - |
| article html file updated | 2 May 2019 22:00 CEST | Update | - |
| article html file updated | 2 January 2018 14:09 CET | Update | - |
| article html file updated | 12 October 2017 07:48 CEST | Original file | - |
| article xml uploaded. | 12 October 2017 07:47 CEST | Original file | https://www.mdpi.com/2076-3387/7/4/36/xml |
| article pdf uploaded. | 12 October 2017 07:47 CEST | Version of Record | https://www.mdpi.com/2076-3387/7/4/36/pdf |
