| article html file updated | 3 December 2021 06:53 CET | Update | https://www.mdpi.com/2220-9964/6/9/278 |
| article xml uploaded. | 3 December 2021 06:52 CET | Update | https://www.mdpi.com/2220-9964/6/9/278/xml |
| article pdf uploaded. | 3 December 2021 06:52 CET | Updated version of record | https://www.mdpi.com/2220-9964/6/9/278/pdf |
| article html file updated | 8 February 2020 15:13 CET | Update | N/A |
| article html file updated | 26 September 2019 22:14 CEST | Update | N/A |
| article html file updated | 3 May 2019 03:47 CEST | Update | N/A |
| article html file updated | 26 September 2017 12:50 CEST | Update | N/A |
| article html file updated | 3 September 2017 11:51 CEST | Original file | N/A |
| article xml uploaded. | 3 September 2017 11:49 CEST | Original file | N/A |
| article pdf uploaded. | 3 September 2017 11:49 CEST | Version of Record | https://www.mdpi.com/2220-9964/6/9/278/pdf-vor |
