| article html file updated | 30 August 2025 05:38 CEST | Update | https://www.mdpi.com/1648-9144/54/4/51 |
| article html file updated | 17 July 2022 00:00 CEST | Update | - |
| article html file updated | 18 March 2021 08:29 CET | Update | - |
| article html file updated | 10 February 2020 03:30 CET | Update | - |
| article html file updated | 6 October 2019 02:59 CEST | Update | - |
| article html file updated | 29 April 2019 22:05 CEST | Update | - |
| article html file updated | 15 April 2019 17:07 CEST | Update | - |
| article html file updated | 31 March 2019 01:36 CET | Update | - |
| article html file updated | 2 August 2018 19:08 CEST | Update | - |
| article html file updated | 31 July 2018 13:05 CEST | Original file | - |
| article pdf uploaded. | 31 July 2018 13:04 CEST | Updated version of record | https://www.mdpi.com/1648-9144/54/4/51/pdf |
| article xml uploaded. | 31 July 2018 13:04 CEST | Update | https://www.mdpi.com/1648-9144/54/4/51/xml |
| article xml file uploaded | 31 July 2018 13:04 CEST | Update | - |
| article pdf uploaded. | 31 July 2018 13:01 CEST | Updated version of record | - |
| article xml file uploaded | 31 July 2018 13:01 CEST | Update | - |
| article pdf uploaded. | 30 July 2018 14:44 CEST | Updated version of record | - |
| article xml file uploaded | 29 July 2018 13:05 CEST | Original file | - |
