| article html file updated | 12 February 2020 06:47 CET | Update | https://www.mdpi.com/2079-9276/8/2/75 |
| article html file updated | 18 October 2019 17:51 CEST | Update | N/A |
| article html file updated | 5 July 2019 18:27 CEST | Update | N/A |
| article html file updated | 2 May 2019 08:25 CEST | Original file | N/A |
| article pdf uploaded. | 2 May 2019 08:24 CEST | Updated version of record | https://www.mdpi.com/2079-9276/8/2/75/pdf |
| article xml uploaded. | 2 May 2019 08:24 CEST | Update | https://www.mdpi.com/2079-9276/8/2/75/xml |
| article xml file uploaded | 2 May 2019 08:24 CEST | Update | N/A |
| article pdf uploaded. | 20 April 2019 13:22 CEST | Version of Record | https://www.mdpi.com/2079-9276/8/2/75/pdf-vor |
| article xml file uploaded | 20 April 2019 13:22 CEST | Original file | N/A |
