Reference health
International Mobile Roaming in Africa
6/6 checkable references clean · checked 2026-08-29
Every reference with a DOI in the deposited reference list resolved to a known work in Crossref or DataCite at the dated check, and none carried a retraction, withdrawal, or removal notice.
54 without a DOI — not checked. A reference deposited without a DOI is never matched by title or guessed at; it stays outside the checked set, and this line discloses that.
The 6 checked references that resolve
resolves10.1016/s0308-5961(00)00084-7
International roaming charges: over-charging and competition law
The 54 references without a DOI — listed, not checked
no DOI — not checkedref1
no DOI — not checkedComp�ndio das estat�sticas dos mercados de services p�blicos das comunica��es electr�nicas e postais em cabo verde, i� semestre de
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no DOI — not checkedInternational roaming
no DOI — not checkedOne Network service for Zain customers
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no DOI — not checkedRegulation (EC) No 544/2009 of the European Parliament and of the Council of 18
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no DOI — not checkedITU world telecommunication/ICT indicators database
no DOI — not checkedTrends in telecommunication reform 2008: Six degrees of sharing
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no DOI — not checkedSaudi Telecom to offer cheaper roaming fees
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no DOI — not checkedMTN Group (no date). MTN coverage, MTN Group
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no DOI — not checkedGlobal footprint, France Telecom-Orange
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no DOI — not checkedOrascom Telecom (no date)
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no DOI — not checkedGSM Mobile Networks in West Africa
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no DOI — not checkedRoaming in Africa
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no DOI — not checkedMTN to introduce seamless network, The New Vision
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