1. 2011. Debian Popularity Contest. https://popcon.debian.org/ 2011. Debian Popularity Contest. https://popcon.debian.org/
2. 2013. Google Cloud Platform (GCP). https://cloud.google.com/. 2013. Google Cloud Platform (GCP). https://cloud.google.com/.
3. 2013. Issue 329053. https://bugs.chromium.org/p/chromium/issues/detail?id= 329053 2013. Issue 329053. https://bugs.chromium.org/p/chromium/issues/detail?id= 329053
4. 2015. Issue 546204. https://bugs.chromium.org/p/chromium/issues/detail?id= 546204 2015. Issue 546204. https://bugs.chromium.org/p/chromium/issues/detail?id= 546204
5. 2016. Issue 662450. https://bugs.chromium.org/p/chromium/issues/detail?id= 662450 2016. Issue 662450. https://bugs.chromium.org/p/chromium/issues/detail?id= 662450