| article html file updated | 29 August 2025 22:31 CEST | Update | https://www.mdpi.com/1420-3049/21/1/29 |
| article html file updated | 16 July 2022 01:31 CEST | Update | - |
| article html file updated | 7 February 2020 02:46 CET | Update | - |
| article html file updated | 21 September 2019 08:45 CEST | Update | - |
| article html file updated | 6 May 2019 03:50 CEST | Update | - |
| article html file updated | 26 March 2019 17:20 CET | Update | - |
| article html file updated | 12 November 2018 04:04 CET | Original file | - |
| article pdf uploaded. | 26 December 2015 04:45 CET | Version of Record | https://www.mdpi.com/1420-3049/21/1/29/pdf |
| article xml uploaded. | 26 December 2015 04:45 CET | Original file | https://www.mdpi.com/1420-3049/21/1/29/xml |
