| article html file updated | 31 August 2025 04:14 CEST | Update | https://www.mdpi.com/2075-4418/9/4/177 |
| article html file updated | 20 July 2022 00:06 CEST | Update | N/A |
| article html file updated | 14 February 2020 07:35 CET | Update | N/A |
| article html file updated | 30 December 2019 11:08 CET | Update | N/A |
| article html file updated | 7 November 2019 11:59 CET | Original file | N/A |
| article pdf uploaded. | 7 November 2019 11:58 CET | Version of Record | https://www.mdpi.com/2075-4418/9/4/177/pdf |
| article xml uploaded. | 7 November 2019 11:58 CET | Update | https://www.mdpi.com/2075-4418/9/4/177/xml |
| article xml file uploaded | 7 November 2019 11:58 CET | Original file | N/A |
