| article html file updated | 31 August 2025 03:14 CEST | Update | https://www.mdpi.com/2076-0817/8/4/199 |
| article html file updated | 20 July 2022 01:15 CEST | Update | N/A |
| article html file updated | 14 February 2020 02:33 CET | Update | N/A |
| article html file updated | 30 December 2019 19:16 CET | Update | N/A |
| article html file updated | 21 October 2019 08:57 CEST | Original file | N/A |
| article pdf uploaded. | 21 October 2019 08:55 CEST | Version of Record | https://www.mdpi.com/2076-0817/8/4/199/pdf |
| article xml uploaded. | 21 October 2019 08:55 CEST | Update | https://www.mdpi.com/2076-0817/8/4/199/xml |
| article xml file uploaded | 21 October 2019 08:55 CEST | Original file | N/A |
