| article html file updated | 30 August 2025 00:31 CEST | Update | https://www.mdpi.com/1422-0067/18/3/501 |
| article html file updated | 16 July 2022 05:05 CEST | Update | - |
| article html file updated | 8 February 2020 00:31 CET | Update | - |
| article html file updated | 23 September 2019 14:17 CEST | Update | - |
| article html file updated | 4 May 2019 08:52 CEST | Update | - |
| article html file updated | 30 March 2017 10:29 CEST | Update | - |
| article html file updated | 1 March 2017 09:12 CET | Original file | - |
| article xml uploaded. | 1 March 2017 09:11 CET | Original file | https://www.mdpi.com/1422-0067/18/3/501/xml |
| article pdf uploaded. | 1 March 2017 09:11 CET | Version of Record | https://www.mdpi.com/1422-0067/18/3/501/pdf |
