| article html file updated | 12 February 2020 07:03 CET | Update | https://www.mdpi.com/2079-9276/8/2/77 |
| article html file updated | 18 October 2019 19:35 CEST | Update | N/A |
| article html file updated | 5 July 2019 18:27 CEST | Update | N/A |
| article html file updated | 8 May 2019 11:52 CEST | Original file | N/A |
| article pdf uploaded. | 8 May 2019 11:51 CEST | Updated version of record | https://www.mdpi.com/2079-9276/8/2/77/pdf |
| article xml uploaded. | 8 May 2019 11:51 CEST | Update | https://www.mdpi.com/2079-9276/8/2/77/xml |
| article xml file uploaded | 8 May 2019 11:51 CEST | Update | N/A |
| article pdf uploaded. | 23 April 2019 04:12 CEST | Version of Record | https://www.mdpi.com/2079-9276/8/2/77/pdf-vor |
| article xml file uploaded | 23 April 2019 04:12 CEST | Original file | N/A |
