| article html file updated | 30 August 2025 12:21 CEST | Update | https://www.mdpi.com/1422-0067/20/4/987 |
| article html file updated | 19 July 2022 15:33 CEST | Update | - |
| article html file updated | 11 February 2020 18:18 CET | Update | - |
| article html file updated | 15 October 2019 14:01 CEST | Update | - |
| article html file updated | 26 April 2019 11:55 CEST | Update | - |
| article html file updated | 12 April 2019 07:24 CEST | Update | - |
| article html file updated | 4 April 2019 02:46 CEST | Update | - |
| article html file updated | 1 March 2019 17:00 CET | Update | - |
| article html file updated | 1 March 2019 11:56 CET | Update | - |
| article html file updated | 25 February 2019 05:26 CET | Original file | - |
| article pdf uploaded. | 25 February 2019 05:24 CET | Version of Record | https://www.mdpi.com/1422-0067/20/4/987/pdf |
| article xml uploaded. | 25 February 2019 05:24 CET | Update | https://www.mdpi.com/1422-0067/20/4/987/xml |
| article xml file uploaded | 25 February 2019 05:24 CET | Original file | - |
