| article html file updated | 12 February 2020 02:33 CET | Update | https://www.mdpi.com/2220-9964/8/4/170 |
| article html file updated | 17 October 2019 15:34 CEST | Update | - |
| article html file updated | 9 May 2019 10:48 CEST | Update | - |
| article html file updated | 25 April 2019 17:49 CEST | Update | - |
| article html file updated | 17 April 2019 04:17 CEST | Original file | - |
| article pdf uploaded. | 17 April 2019 04:15 CEST | Updated version of record | https://www.mdpi.com/2220-9964/8/4/170/pdf |
| article xml uploaded. | 17 April 2019 04:15 CEST | Update | https://www.mdpi.com/2220-9964/8/4/170/xml |
| article xml file uploaded | 17 April 2019 04:15 CEST | Update | - |
| article pdf uploaded. | 2 April 2019 15:24 CEST | Version of Record | https://www.mdpi.com/2220-9964/8/4/170/pdf-vor |
| article xml file uploaded | 2 April 2019 15:24 CEST | Original file | - |
