| article html file updated | 24 December 2025 16:55 CET | Update | https://www.mdpi.com/1422-0067/21/1/259 |
| article html file updated | 31 August 2025 07:47 CEST | Update | N/A |
| article html file updated | 19 July 2022 20:32 CEST | Update | N/A |
| article html file updated | 14 February 2020 22:42 CET | Update | N/A |
| article html file updated | 16 January 2020 13:56 CET | Update | N/A |
| article html file updated | 31 December 2019 10:00 CET | Original file | N/A |
| article pdf uploaded. | 30 December 2019 13:09 CET | Version of Record | https://www.mdpi.com/1422-0067/21/1/259/pdf |
| article xml uploaded. | 30 December 2019 13:09 CET | Update | https://www.mdpi.com/1422-0067/21/1/259/xml |
| article xml file uploaded | 30 December 2019 13:09 CET | Original file | N/A |
