| article html file updated | 11 February 2020 05:06 CET | Update | https://www.mdpi.com/2306-5354/6/1/2 |
| article html file updated | 12 October 2019 10:51 CEST | Update | N/A |
| article html file updated | 27 April 2019 15:03 CEST | Update | N/A |
| article html file updated | 13 April 2019 10:55 CEST | Update | N/A |
| article html file updated | 3 April 2019 09:04 CEST | Update | N/A |
| article xml uploaded. | 3 April 2019 09:02 CEST | Update | https://www.mdpi.com/2306-5354/6/1/2/xml |
| article pdf uploaded. | 3 April 2019 09:02 CEST | Updated version of record | https://www.mdpi.com/2306-5354/6/1/2/pdf |
| article html file updated | 2 April 2019 18:17 CEST | Update | N/A |
| article html file updated | 2 April 2019 05:00 CEST | Update | N/A |
| article html file updated | 24 December 2018 13:26 CET | Original file | N/A |
| article pdf uploaded. | 24 December 2018 12:00 CET | Version of Record | https://www.mdpi.com/2306-5354/6/1/2/pdf-vor |
| article xml uploaded. | 24 December 2018 12:00 CET | Update | N/A |
| article xml file uploaded | 24 December 2018 12:00 CET | Original file | N/A |
