| article html file updated | 31 August 2025 07:49 CEST | Update | https://www.mdpi.com/1422-0067/21/1/264 |
| article html file updated | 19 July 2022 20:30 CEST | Update | N/A |
| article html file updated | 14 February 2020 22:47 CET | Update | N/A |
| article html file updated | 16 January 2020 14:03 CET | Update | N/A |
| article html file updated | 3 January 2020 03:53 CET | Original file | N/A |
| article pdf uploaded. | 3 January 2020 03:52 CET | Updated version of record | https://www.mdpi.com/1422-0067/21/1/264/pdf |
| article xml uploaded. | 3 January 2020 03:52 CET | Update | https://www.mdpi.com/1422-0067/21/1/264/xml |
| article xml file uploaded | 3 January 2020 03:52 CET | Update | N/A |
| article pdf uploaded. | 30 December 2019 17:21 CET | Version of Record | https://www.mdpi.com/1422-0067/21/1/264/pdf-vor |
| article xml file uploaded | 30 December 2019 17:21 CET | Original file | N/A |
