| article html file updated | 30 August 2025 01:55 CEST | Update | https://www.mdpi.com/1422-0067/18/12/2661 |
| article html file updated | 21 August 2025 19:27 CEST | Update | N/A |
| article html file updated | 16 July 2022 07:51 CEST | Update | N/A |
| article html file updated | 8 February 2020 23:32 CET | Update | N/A |
| article html file updated | 29 September 2019 01:59 CEST | Update | N/A |
| article html file updated | 2 May 2019 09:48 CEST | Update | N/A |
| article html file updated | 18 April 2019 07:28 CEST | Update | N/A |
| article html file updated | 2 January 2018 09:33 CET | Update | N/A |
| article html file updated | 12 December 2017 07:27 CET | Update | N/A |
| article xml uploaded. | 12 December 2017 07:25 CET | Update | https://www.mdpi.com/1422-0067/18/12/2661/xml |
| article pdf uploaded. | 12 December 2017 07:25 CET | Updated version of record | https://www.mdpi.com/1422-0067/18/12/2661/pdf |
| article html file updated | 8 December 2017 12:48 CET | Original file | N/A |
| article xml uploaded. | 8 December 2017 12:47 CET | Original file | N/A |
| article pdf uploaded. | 8 December 2017 12:47 CET | Version of Record | https://www.mdpi.com/1422-0067/18/12/2661/pdf-vor |
