| article html file updated | 31 August 2025 17:48 CEST | Update | https://www.mdpi.com/2227-9717/8/4/473 |
| article html file updated | 21 July 2022 02:16 CEST | Update | N/A |
| article html file updated | 18 May 2020 06:49 CEST | Update | N/A |
| article xml uploaded. | 18 May 2020 06:47 CEST | Update | https://www.mdpi.com/2227-9717/8/4/473/xml |
| article pdf uploaded. | 18 May 2020 06:47 CEST | Updated version of record | https://www.mdpi.com/2227-9717/8/4/473/pdf |
| article html file updated | 8 May 2020 18:23 CEST | Update | N/A |
| article html file updated | 17 April 2020 16:30 CEST | Original file | N/A |
| article pdf uploaded. | 17 April 2020 16:28 CEST | Version of Record | https://www.mdpi.com/2227-9717/8/4/473/pdf-vor |
| article xml file uploaded | 17 April 2020 16:28 CEST | Original file | N/A |
