| article html file updated | 31 August 2025 02:43 CEST | Update | https://www.mdpi.com/2410-390X/3/4/55 |
| article html file updated | 20 July 2022 01:52 CEST | Update | N/A |
| article html file updated | 13 February 2020 23:53 CET | Update | N/A |
| article html file updated | 12 October 2019 08:11 CEST | Update | N/A |
| article pdf uploaded. | 12 October 2019 08:10 CEST | Updated version of record | https://www.mdpi.com/2410-390X/3/4/55/pdf |
| article xml uploaded. | 12 October 2019 08:10 CEST | Update | https://www.mdpi.com/2410-390X/3/4/55/xml |
| article xml file uploaded | 12 October 2019 08:10 CEST | Update | N/A |
| article html file updated | 11 October 2019 12:00 CEST | Original file | N/A |
| article pdf uploaded. | 11 October 2019 11:59 CEST | Version of Record | https://www.mdpi.com/2410-390X/3/4/55/pdf-vor |
| article xml uploaded. | 11 October 2019 11:59 CEST | Update | N/A |
| article xml file uploaded | 11 October 2019 11:58 CEST | Original file | N/A |
