| article html file updated | 9 February 2020 18:38 CET | Update | https://www.mdpi.com/2076-3271/6/2/38 |
| article html file updated | 3 October 2019 20:44 CEST | Update | N/A |
| article html file updated | 30 April 2019 17:36 CEST | Update | N/A |
| article html file updated | 16 April 2019 18:01 CEST | Update | N/A |
| article html file updated | 30 March 2019 03:33 CET | Update | N/A |
| article html file updated | 23 May 2018 12:41 CEST | Original file | N/A |
| article pdf uploaded. | 23 May 2018 12:40 CEST | Updated version of record | https://www.mdpi.com/2076-3271/6/2/38/pdf |
| article xml uploaded. | 23 May 2018 12:40 CEST | Update | https://www.mdpi.com/2076-3271/6/2/38/xml |
| article xml file uploaded | 23 May 2018 12:40 CEST | Update | N/A |
| article pdf uploaded. | 22 May 2018 16:52 CEST | Updated version of record | https://www.mdpi.com/2076-3271/6/2/38/pdf-vor |
| article pdf uploaded. | 22 May 2018 16:51 CEST | Version of Record | https://www.mdpi.com/2076-3271/6/2/38/pdf-vor |
| article xml file uploaded | 22 May 2018 16:51 CEST | Original file | N/A |
