| article html file updated | 31 August 2025 07:04 CEST | Update | https://www.mdpi.com/1422-0067/21/1/56 |
| article html file updated | 19 July 2022 21:12 CEST | Update | - |
| article html file updated | 14 February 2020 20:23 CET | Update | - |
| article html file updated | 16 January 2020 08:26 CET | Update | - |
| article html file updated | 20 December 2019 10:59 CET | Original file | - |
| article supplementary file uploaded. | 20 December 2019 10:57 CET | - | https://www.mdpi.com/1422-0067/21/1/56#supplementary |
| article pdf uploaded. | 20 December 2019 10:57 CET | Version of Record | https://www.mdpi.com/1422-0067/21/1/56/pdf |
| article xml uploaded. | 20 December 2019 10:57 CET | Update | https://www.mdpi.com/1422-0067/21/1/56/xml |
| article xml file uploaded | 20 December 2019 10:57 CET | Original file | - |