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Bender, Kristen (17 December 2012). "Nearly 600 firearms collected during gun buybacks in Oakland and San Francisco". The tally from Saturday’s gun buyback in Oakland and San Francisco: 349 handguns, 149 rifles, 92 shotguns and another six guns that owners handed over without even waiting for their $200 payment. Mercury News. Bay Area News Group. Retrieved 29 April 2019.
Brew, Nigel (June 27, 2017). "National Firearms Amnesty". Australian Parliamentary Library. Archived from the original on March 13, 2019. Retrieved January 30, 2020.
"New Zealand police expect tens of thousands of firearms in guns buy-back scheme". Prime Minister Jacinda Ardern has estimated that the gun buy-backs would cost the government between NZ$100-200 million but other government ministers have warned that the costs could be higher depending on how many guns are handed to the police. Reuters. Reuters World News. 11 April 2019. Retrieved 29 April 2019.
Matier, Phillip; Ross, Andrew (December 22, 2012). "Gun buyback program funded by pot club". San Francisco Chronicle. Hearst Communications. Retrieved June 8, 2014.