Direct recursion

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Direct, DIRECT & Jupiter Rocket Family, Direct marketing, Direct sum, Direct action, Nintendo Direct, Sun Direct, Direct-to-video, Direct democracy, Direct inward dial, Direct election, Wi-Fi Direct, Direct selling, Direct product, Supporters Direct, Direct image functor, Direct Line Group, Direct Connect (protocol), Direct tax, Direct limit, Direct debit, Direct injection, Biology Direct, Direct fire, Direct-drive mechanism, Direct current, Direct-to-disc, Direct dialing, Direct fluorescent antibody, Direct Payments, Direct sum of modules, Direct access, Kemper Direct, Direct grant grammar school, Direct method, NHS Direct, Foreign direct investment, Direct air capture, Live & Direct, Direct holding system, Direct commission officer, Direct–inverse alignment, Direct impingement, MSN Direct, Direct market, Direct connect, Direct coupled, Direct bank, Direct Fly Alto, Gasoline direct injection, Direct Selling Association, Direct participation program, Direct effect of European Union law, Direct Relief, Direct deposit, Direct product of groups, Direct (EP), Direct public offering, DirectX, Direct rule (Northern Ireland), Direct distance dialing, Direct provision, Direct-to-consumer advertising, Direct pathway, Europe Direct, Direct-drive sim racing wheel, Direct, indirect, and induced employment, Direct Contact, Retro-direct, Source Direct, Direct Hit!, Direct Air, Direct sum of groups, Party of Direct Democracy, Direct TPMS, History of direct democracy in the United States, Direct insolation, Direct revelation, Direct Hit, Seymour Direct, Direct digital synthesis, ScienceDirect, First Direct, Direct cinema, Direct ascent, Direct instruction, Direct and indirect band gaps, Mars Direct, Direct Hits (The Killers album), Direct reduced iron, Direct trade, Direct photon, Online Direct Democracy, DC Direct, Direct-attached storage, Transport Direct, Direct Rendering Infrastructure, Connect:Direct, Direct Fly, Direct-sequence spread spectrum, Direct to consumer, Direct finance, Direct Hits, IRS Direct File, Direct action (military), Sports Direct, Direct Democracy Party of New Zealand, Direct voice, Travel City Direct, TreasuryDirect, Borrow Direct, Direct methanol fuel cell, Southern Africa Direct, Direct and Counter-Cyclical Program, Direct Marketing Ass'n v. Brohl, Direct-conversion receiver, Direct conversion, Total Direct Énergie, International direct dialing, Direct-administered municipality, DirectDraw, Direct material total variance, Direct Fly sro, Direct seeded rice, Direct-to-fan, Direct-to-disc recording, En direct de l'Olympia, Foreign direct investment in Romania, Direct-field acoustic testing, List of direct democracy parties, Direct rule, Direct costs, Direct factor Xa inhibitors, FreshDirect, Portsmouth Direct line, Direct negative evidence, Direct entry officer, Direct-to-consumer, Cork and Macroom Direct Railway, Direct method in the calculus of variations, Direct action (disambiguation), Direct-drive turntable, Home Country Direct, Direct torque control, Direct digital control, Direct address, Direct cable connection, Direct Action (trade union), Direct Revenue, Direct exchange geothermal heat pump, OKA Direct