| article html file updated | 30 August 2025 00:57 CEST | Update | https://www.mdpi.com/2218-273X/7/3/61 |
| article html file updated | 16 July 2022 05:50 CEST | Update | - |
| article html file updated | 8 February 2020 13:31 CET | Update | - |
| article html file updated | 26 September 2019 12:58 CEST | Update | - |
| article html file updated | 3 May 2019 06:59 CEST | Update | - |
| article html file updated | 27 March 2019 20:47 CET | Update | - |
| article html file updated | 14 March 2018 17:50 CET | Update | - |
| article html file updated | 30 September 2017 11:23 CEST | Update | - |
| article html file updated | 16 August 2017 11:52 CEST | Original file | - |
| article xml uploaded. | 16 August 2017 11:50 CEST | Original file | https://www.mdpi.com/2218-273X/7/3/61/xml |
| article pdf uploaded. | 16 August 2017 11:50 CEST | Updated version of record | https://www.mdpi.com/2218-273X/7/3/61/pdf |
| article pdf uploaded. | 14 August 2017 15:31 CEST | Version of Record | https://www.mdpi.com/2218-273X/7/3/61/pdf-vor |