| article html file updated | 31 August 2025 07:30 CEST | Update | https://www.mdpi.com/1422-0067/21/1/171 |
| article html file updated | 19 July 2022 20:48 CEST | Update | N/A |
| article html file updated | 14 February 2020 21:47 CET | Update | N/A |
| article html file updated | 16 January 2020 11:43 CET | Update | N/A |
| article html file updated | 25 December 2019 15:52 CET | Original file | N/A |
| article pdf uploaded. | 25 December 2019 15:51 CET | Version of Record | https://www.mdpi.com/1422-0067/21/1/171/pdf |
| article xml uploaded. | 25 December 2019 15:51 CET | Update | https://www.mdpi.com/1422-0067/21/1/171/xml |
| article xml file uploaded | 25 December 2019 15:50 CET | Original file | N/A |
