Researchers say Arkansas may have 19M tons of lithium critical for battery power The HillArkansas May Have Vast Lithium Reserves, Researchers Say The New York TimesHow The US Can Solve Its Lithium Supply Problem In One Fell Swoop CleanTechnicaNew US Geological Service study shows millions of tons of lithium deposits in the Arkansas Smackover Formation KNWAStartup Junkie aims to help Arkansans get a share of lithium boom Northwest Arkansas Democrat-Gazette