| article html file updated | 19 August 2026 06:16 CEST | Update | https://www.mdpi.com/2306-5354/8/4/44 |
| article html file updated | 2 September 2025 02:41 CEST | Update | N/A |
| article html file updated | 25 July 2022 10:42 CEST | Update | N/A |
| article html file updated | 4 August 2021 05:51 CEST | Update | N/A |
| article html file updated | 4 August 2021 05:47 CEST | Update | N/A |
| article html file updated | 11 April 2021 05:28 CEST | Update | N/A |
| article html file updated | 11 April 2021 05:12 CEST | Update | N/A |
| article html file updated | 3 April 2021 13:06 CEST | Update | N/A |
| article pdf uploaded. | 3 April 2021 13:04 CEST | Updated version of record | https://www.mdpi.com/2306-5354/8/4/44/pdf |
| article xml uploaded. | 3 April 2021 13:04 CEST | Update | https://www.mdpi.com/2306-5354/8/4/44/xml |
| article xml file uploaded | 3 April 2021 13:04 CEST | Update | N/A |
| article html file updated | 3 April 2021 11:51 CEST | Original file | N/A |
| article xml file uploaded | 3 April 2021 11:49 CEST | Original file | N/A |
