| article html file updated | 16 August 2026 01:16 CEST | Update | https://www.mdpi.com/2227-7390/7/6/491 |
| article html file updated | 30 August 2025 20:26 CEST | Update | N/A |
| article html file updated | 19 July 2022 19:18 CEST | Update | N/A |
| article html file updated | 12 February 2020 16:11 CET | Update | N/A |
| article html file updated | 4 July 2019 14:10 CEST | Update | N/A |
| article html file updated | 17 June 2019 10:06 CEST | Update | N/A |
| article pdf uploaded. | 17 June 2019 10:04 CEST | Updated version of record | https://www.mdpi.com/2227-7390/7/6/491/pdf |
| article xml uploaded. | 17 June 2019 10:04 CEST | Update | https://www.mdpi.com/2227-7390/7/6/491/xml |
| article xml file uploaded | 17 June 2019 10:04 CEST | Update | N/A |
| article html file updated | 13 June 2019 12:02 CEST | Original file | N/A |
| article pdf uploaded. | 13 June 2019 12:00 CEST | Updated version of record | https://www.mdpi.com/2227-7390/7/6/491/pdf-vor |
| article xml file uploaded | 13 June 2019 12:00 CEST | Update | N/A |
| article pdf uploaded. | 6 June 2019 07:39 CEST | Updated version of record | https://www.mdpi.com/2227-7390/7/6/491/pdf-vor |
| article pdf uploaded. | 29 May 2019 14:44 CEST | Version of Record | https://www.mdpi.com/2227-7390/7/6/491/pdf-vor |
| article xml file uploaded | 29 May 2019 14:44 CEST | Original file | N/A |
