| article html file updated | 14 August 2026 22:34 CEST | Update | https://www.mdpi.com/2220-9964/7/2/77 |
| article html file updated | 30 August 2025 02:43 CEST | Update | N/A |
| article html file updated | 16 July 2022 09:27 CEST | Update | N/A |
| article html file updated | 9 February 2020 07:32 CET | Update | N/A |
| article html file updated | 1 October 2019 00:35 CEST | Update | N/A |
| article html file updated | 1 May 2019 16:31 CEST | Update | N/A |
| article html file updated | 17 April 2019 15:57 CEST | Update | N/A |
| article html file updated | 29 March 2019 01:18 CET | Update | N/A |
| article html file updated | 14 March 2018 14:59 CET | Update | N/A |
| article html file updated | 25 February 2018 04:51 CET | Original file | N/A |
| article xml uploaded. | 25 February 2018 04:50 CET | Update | https://www.mdpi.com/2220-9964/7/2/77/xml |
| article xml uploaded. | 25 February 2018 04:50 CET | Original file | N/A |
| article pdf uploaded. | 25 February 2018 04:50 CET | Updated version of record | https://www.mdpi.com/2220-9964/7/2/77/pdf |
| article pdf uploaded. | 24 February 2018 12:57 CET | Version of Record | https://www.mdpi.com/2220-9964/7/2/77/pdf-vor |
