| article html file updated | 31 August 2025 12:21 CEST | Update | https://www.mdpi.com/2223-7747/9/2/281 |
| article html file updated | 20 July 2022 20:52 CEST | Update | N/A |
| article html file updated | 6 March 2020 09:49 CET | Update | N/A |
| article html file updated | 25 February 2020 15:06 CET | Original file | N/A |
| article pdf uploaded. | 25 February 2020 15:04 CET | Updated version of record | https://www.mdpi.com/2223-7747/9/2/281/pdf |
| article xml uploaded. | 25 February 2020 15:04 CET | Update | https://www.mdpi.com/2223-7747/9/2/281/xml |
| article xml file uploaded | 25 February 2020 15:04 CET | Update | N/A |
| article supplementary file uploaded. | 21 February 2020 14:24 CET | - | https://www.mdpi.com/2223-7747/9/2/281#supplementary |
| article pdf uploaded. | 21 February 2020 14:24 CET | Version of Record | https://www.mdpi.com/2223-7747/9/2/281/pdf-vor |
| article xml file uploaded | 21 February 2020 14:24 CET | Original file | N/A |
