| article html file updated | 2 September 2025 10:06 CEST | Update | https://www.mdpi.com/2227-9709/8/2/39 |
| article html file updated | 26 July 2022 23:07 CEST | Update | N/A |
| article html file updated | 7 June 2021 06:28 CEST | Update | N/A |
| article html file updated | 7 June 2021 06:28 CEST | Original file | N/A |
| article pdf uploaded. | 7 June 2021 06:27 CEST | Updated version of record | https://www.mdpi.com/2227-9709/8/2/39/pdf |
| article xml uploaded. | 7 June 2021 06:27 CEST | Update | https://www.mdpi.com/2227-9709/8/2/39/xml |
| article xml file uploaded | 7 June 2021 06:27 CEST | Original file | N/A |
| article supplementary file uploaded. | 6 June 2021 15:39 CEST | - | https://www.mdpi.com/2227-9709/8/2/39#supplementary |
| article pdf uploaded. | 6 June 2021 15:39 CEST | Version of Record | https://www.mdpi.com/2227-9709/8/2/39/pdf-vor |
