| article html file updated | 30 August 2025 09:38 CEST | Update | https://www.mdpi.com/2218-1989/8/4/90 |
| article html file updated | 17 July 2022 13:35 CEST | Update | N/A |
| article html file updated | 11 February 2020 01:30 CET | Update | N/A |
| article html file updated | 11 October 2019 13:05 CEST | Update | N/A |
| article html file updated | 27 April 2019 23:07 CEST | Update | N/A |
| article html file updated | 13 April 2019 18:59 CEST | Update | N/A |
| article html file updated | 2 April 2019 08:32 CEST | Update | N/A |
| article html file updated | 26 December 2018 21:40 CET | Update | N/A |
| article html file updated | 6 December 2018 07:16 CET | Original file | N/A |
| article supplementary file uploaded. | 6 December 2018 07:15 CET | - | https://www.mdpi.com/2218-1989/8/4/90#supplementary |
| article pdf uploaded. | 6 December 2018 07:15 CET | Version of Record | https://www.mdpi.com/2218-1989/8/4/90/pdf |
| article xml uploaded. | 6 December 2018 07:15 CET | Update | https://www.mdpi.com/2218-1989/8/4/90/xml |
| article xml file uploaded | 6 December 2018 07:15 CET | Original file | N/A |
