| article html file updated | 30 August 2025 00:28 CEST | Update | https://www.mdpi.com/2077-0383/6/3/23 |
| article html file updated | 16 July 2022 04:59 CEST | Update | - |
| article html file updated | 8 February 2020 00:03 CET | Update | - |
| article html file updated | 23 September 2019 11:37 CEST | Update | - |
| article html file updated | 4 May 2019 09:56 CEST | Update | - |
| article html file updated | 29 March 2017 05:44 CEST | Update | - |
| article html file updated | 23 February 2017 06:47 CET | Original file | - |
| article xml uploaded. | 23 February 2017 06:46 CET | Original file | https://www.mdpi.com/2077-0383/6/3/23/xml |
| article pdf uploaded. | 23 February 2017 06:46 CET | Version of Record | https://www.mdpi.com/2077-0383/6/3/23/pdf |
