| article html file updated | 29 August 2025 23:13 CEST | Update | https://www.mdpi.com/1420-3049/21/6/749 |
| article html file updated | 20 August 2025 22:22 CEST | Update | N/A |
| article html file updated | 7 February 2020 09:58 CET | Update | N/A |
| article html file updated | 21 September 2019 18:46 CEST | Update | N/A |
| article html file updated | 5 May 2019 13:20 CEST | Update | N/A |
| article html file updated | 27 March 2019 07:07 CET | Update | N/A |
| article html file updated | 12 November 2018 04:24 CET | Update | N/A |
| article html file updated | 29 June 2016 11:58 CEST | Update | N/A |
| article html file updated | 9 June 2016 09:50 CEST | Original file | N/A |
| article xml uploaded. | 9 June 2016 09:48 CEST | Original file | https://www.mdpi.com/1420-3049/21/6/749/xml |
| article pdf uploaded. | 9 June 2016 09:48 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/6/749/pdf |
