| article html file updated | 31 August 2025 11:07 CEST | Update | https://www.mdpi.com/2227-7390/8/2/216 |
| article html file updated | 20 July 2022 19:39 CEST | Update | - |
| article html file updated | 6 March 2020 07:39 CET | Update | - |
| article html file updated | 29 February 2020 07:05 CET | Original file | - |
| article pdf uploaded. | 29 February 2020 07:04 CET | Updated version of record | https://www.mdpi.com/2227-7390/8/2/216/pdf |
| article xml uploaded. | 29 February 2020 07:04 CET | Update | https://www.mdpi.com/2227-7390/8/2/216/xml |
| article xml file uploaded | 29 February 2020 07:04 CET | Update | - |
| article supplementary file uploaded. | 8 February 2020 13:35 CET | - | https://www.mdpi.com/2227-7390/8/2/216#supplementary |
| article pdf uploaded. | 8 February 2020 13:35 CET | Version of Record | https://www.mdpi.com/2227-7390/8/2/216/pdf-vor |
| article xml file uploaded | 8 February 2020 13:35 CET | Original file | - |
