| article html file updated | 29 August 2025 23:16 CEST | Update | https://www.mdpi.com/1422-0067/17/6/987 |
| article html file updated | 16 July 2022 02:41 CEST | Update | - |
| article html file updated | 7 February 2020 10:36 CET | Update | - |
| article html file updated | 5 May 2019 12:08 CEST | Update | - |
| article html file updated | 27 March 2019 08:14 CET | Update | - |
| article html file updated | 29 June 2016 04:05 CEST | Update | - |
| article html file updated | 22 June 2016 14:19 CEST | Original file | - |
| article xml uploaded. | 22 June 2016 14:17 CEST | Original file | https://www.mdpi.com/1422-0067/17/6/987/xml |
| article pdf uploaded. | 22 June 2016 14:17 CEST | Version of Record | https://www.mdpi.com/1422-0067/17/6/987/pdf |
