| article html file updated | 30 August 2025 02:40 CEST | Update | https://www.mdpi.com/2220-9964/7/2/65 |
| article html file updated | 21 August 2025 19:32 CEST | Update | - |
| article html file updated | 16 July 2022 09:22 CEST | Update | - |
| article html file updated | 9 February 2020 07:07 CET | Update | - |
| article html file updated | 30 September 2019 22:07 CEST | Update | - |
| article html file updated | 1 May 2019 17:24 CEST | Update | - |
| article html file updated | 17 April 2019 16:46 CEST | Update | - |
| article html file updated | 29 March 2019 00:21 CET | Update | - |
| article html file updated | 14 March 2018 14:55 CET | Update | - |
| article html file updated | 23 February 2018 12:36 CET | Original file | - |
| article xml uploaded. | 23 February 2018 12:35 CET | Original file | https://www.mdpi.com/2220-9964/7/2/65/xml |
| article pdf uploaded. | 23 February 2018 12:35 CET | Updated version of record | https://www.mdpi.com/2220-9964/7/2/65/pdf |
| article pdf uploaded. | 20 February 2018 13:05 CET | Version of Record | https://www.mdpi.com/2220-9964/7/2/65/pdf-vor |