| article html file updated | 30 August 2025 02:40 CEST | Update | https://www.mdpi.com/2076-3425/8/2/34 |
| article html file updated | 16 July 2022 09:22 CEST | Update | N/A |
| article html file updated | 9 February 2020 07:05 CET | Update | N/A |
| article html file updated | 30 September 2019 21:57 CEST | Update | N/A |
| article html file updated | 1 May 2019 17:28 CEST | Update | N/A |
| article html file updated | 17 April 2019 16:49 CEST | Update | N/A |
| article html file updated | 29 March 2019 00:18 CET | Update | N/A |
| article html file updated | 14 March 2018 08:32 CET | Update | N/A |
| article html file updated | 23 February 2018 16:07 CET | Original file | N/A |
| article xml uploaded. | 23 February 2018 16:06 CET | Original file | https://www.mdpi.com/2076-3425/8/2/34/xml |
| article pdf uploaded. | 23 February 2018 16:06 CET | Updated version of record | https://www.mdpi.com/2076-3425/8/2/34/pdf |
| article pdf uploaded. | 20 February 2018 14:42 CET | Version of Record | N/A |
