| article html file updated | 24 December 2025 14:00 CET | Update | https://www.mdpi.com/1422-0067/18/1/55 |
| article html file updated | 30 August 2025 00:08 CEST | Update | - |
| article html file updated | 20 August 2025 22:26 CEST | Update | - |
| article html file updated | 7 February 2020 20:25 CET | Update | - |
| article html file updated | 22 September 2019 15:50 CEST | Update | - |
| article html file updated | 4 May 2019 17:35 CEST | Update | - |
| article html file updated | 8 February 2017 10:49 CET | Update | - |
| article html file updated | 29 December 2016 12:47 CET | Update | - |
| article xml uploaded. | 29 December 2016 12:46 CET | Update | https://www.mdpi.com/1422-0067/18/1/55/xml |
| article pdf uploaded. | 29 December 2016 12:46 CET | Updated version of record | https://www.mdpi.com/1422-0067/18/1/55/pdf |
| article html file updated | 28 December 2016 08:20 CET | Original file | - |
| article xml uploaded. | 28 December 2016 07:51 CET | Original file | - |
| article pdf uploaded. | 28 December 2016 07:51 CET | Version of Record | https://www.mdpi.com/1422-0067/18/1/55/pdf-vor |
