(c) Study on concePta of securlty3 report of the secretary-Gene ral, y/ see para. 3f (b) ( i) .A/40/zso English Page 39 (d) Study of the guestion of nuclear-reapon-f ree zone6 in alf its aspects:report of the Secretary-General.; (e) Study on cont entlonal d iEaroanent: report of the Secretary-General, (f) Ullitary research and developnent: report of the Secretary-cene ral, (91 Revieu of the role of the Unlted Natlons ln the fleld of diEarnanent:report of the Disarnanent Cqmissiont (h) Problbition of the productlon of fissionable naterial for seaportspurlxrses: report of tbe Conference on Disarnanentt (i) Curblnq the naval arma race: llmitation ard reduction of naval artramenrs and extenaion of conf idence-bui ld lng [Easures to seaa and oceana: reportof the Digarnanent Comisslon, (j) Prohibltlon of the developnent, production, stockpiLing and use ofradiologlcal neapona: report of the Conference on Dlaarnanent. 22. Relationshlp tetueen disarnament and developnent (p.O9l ! (a) Reallocatlon and converslon of resources, througtt dlsarnanent fiEasures,fron Dllttary to clvilian purposes, (b) Rel-atlonship between dlsarnartent and developnenti report of the Secretary-General, (c) Internatlonal Conference on the RelatlonEhlp b€tpeen DisarnarBent andDeveloprEnt: report of the Preparatory Connittee for the International Conference on the Relation€hip betreen Dlsarnament and DevelopDent. 23. Questlon of Antarctica (P.70). 24- strengttEnlng of aecurity and co-operation tn the lrediterranean reglon {p.71). 25. Revletd of the lryIenentation of the Declaration on the Strengthening ofInternational Security (p.72) : (a) Report of the Securlty Council i (b) Report€ of the Secretary-ceneral. 26. Inpl.ementation of the collective security provislons of the Charter of theunited Nat lons for the naintenance of internationar peace and secur!.ty:report of the Ad ffoc ConDlttee on the Itqlenentation of the CollecttveS€curity provislons of the Charter of the United Natlone (p.?3).u 40/25O EngliBh Page 40 27. Internatlonal co-operation in the peaceful exploltation of outer sPace under conditions of its non-ml l itar lzat ion (s.2). 18/