| article html file updated | 2 September 2025 03:31 CEST | Update | https://www.mdpi.com/2311-5521/6/4/155 |
| article html file updated | 25 July 2022 11:50 CEST | Update | N/A |
| article html file updated | 5 August 2021 03:06 CEST | Update | N/A |
| article html file updated | 5 August 2021 03:01 CEST | Update | N/A |
| article html file updated | 14 April 2021 10:03 CEST | Update | N/A |
| article html file updated | 13 April 2021 12:07 CEST | Original file | N/A |
| article pdf uploaded. | 13 April 2021 12:06 CEST | Updated version of record | https://www.mdpi.com/2311-5521/6/4/155/pdf |
| article xml uploaded. | 13 April 2021 12:06 CEST | Update | https://www.mdpi.com/2311-5521/6/4/155/xml |
| article xml file uploaded | 13 April 2021 12:06 CEST | Original file | N/A |
| article pdf uploaded. | 12 April 2021 14:18 CEST | Version of Record | https://www.mdpi.com/2311-5521/6/4/155/pdf-vor |
