| article html file updated | 31 August 2025 07:22 CEST | Update | https://www.mdpi.com/1422-0067/21/1/134 |
| article html file updated | 19 July 2022 20:55 CEST | Update | N/A |
| article html file updated | 14 February 2020 21:23 CET | Update | N/A |
| article html file updated | 16 January 2020 10:37 CET | Update | N/A |
| article html file updated | 27 December 2019 02:52 CET | Update | N/A |
| article pdf uploaded. | 27 December 2019 02:50 CET | Updated version of record | https://www.mdpi.com/1422-0067/21/1/134/pdf |
| article xml uploaded. | 27 December 2019 02:50 CET | Update | https://www.mdpi.com/1422-0067/21/1/134/xml |
| article xml file uploaded | 27 December 2019 02:50 CET | Update | N/A |
| article html file updated | 24 December 2019 12:43 CET | Original file | N/A |
| article pdf uploaded. | 24 December 2019 12:41 CET | Version of Record | https://www.mdpi.com/1422-0067/21/1/134/pdf-vor |
| article xml uploaded. | 24 December 2019 12:41 CET | Update | N/A |
| article xml file uploaded | 24 December 2019 12:41 CET | Original file | N/A |