| article html file updated | 14 February 2020 14:05 CET | Update | https://www.mdpi.com/2227-9040/7/4/61 |
| article html file updated | 31 December 2019 00:07 CET | Update | N/A |
| article html file updated | 17 December 2019 10:06 CET | Original file | N/A |
| article pdf uploaded. | 17 December 2019 10:03 CET | Updated version of record | https://www.mdpi.com/2227-9040/7/4/61/pdf |
| article xml uploaded. | 17 December 2019 10:03 CET | Update | https://www.mdpi.com/2227-9040/7/4/61/xml |
| article xml file uploaded | 17 December 2019 10:03 CET | Update | N/A |
| article supplementary file uploaded. | 28 November 2019 14:56 CET | - | https://www.mdpi.com/2227-9040/7/4/61#supplementary |
| article pdf uploaded. | 28 November 2019 14:56 CET | Version of Record | https://www.mdpi.com/2227-9040/7/4/61/pdf-vor |
| article xml file uploaded | 28 November 2019 14:56 CET | Original file | N/A |
