13. Crystal structure of dimethyl 4,4'-dimethoxybiphenyl-3,3'-dicarboxylate. Lundvall, Fredrik; Dietzel, Pascal D. C.; Fjellvåg, Helmer Acta Crystallographica, Section E: (2016), 72(3), 328-330.
12. Methyl 5-iodo-2-methoxybenzoate. Lundvall, Fredrik; Wragg, David; Dietzel, Pascal D.C.; Fjellvåg, Helmer. Acta Crystallographica Section E: Structure Reports Online 2014; Volum 70.(4) s.o462.
11. 4,4′-dimethoxybiphenyl-3,3′-dicarboxylic acid. Lundvall, Fredrik; Wragg, David; Dietzel, Pascal D.C.; Fjellvåg, Helmer. Acta Crystallographica Section E: Structure Reports Online 2014 ;Volum 70.(5) o615.
10. Dimethyl 3,3′-dimethoxybiphenyl-4,4′-dicarboxylate. Lundvall, Fredrik; Wragg, David; Dietzel, Pascal D.C.; Fjellvåg, Helmer. Acta Crystallographica Section E: Structure Reports Online 2014 ;Volum 70.(4) o449.
9. Synthesis and Properties of Ethyl, Propyl, and Butyl Hexa-alkyldisilanes and Tetrakis(tri-alkylsilyl)silanes. Ahmed, Mohammed Amin Karim; Wragg, David; Nilsen, Ola; Fjellvåg, Helmer. Zeitschrift für Anorganische und Allgemeines Chemie 2014 ;Volum 640.(14) s.2956-2961.
8. Structure and Polymorphism of M(thd)3 (M = Al, Cr, Mn, Fe, Co, Ga, and In). Ahmed, Mohammed Amin Karim; Fjellvåg, Helmer; Kjekshus, Arne; Wragg, David. Zeitschrift für Anorganische und Allgemeines Chemie 2013 ;Volum 639.(5) s. 770-778.
7. (E)-1-(2-Iodophenyl)-2-phenyldiazene. Wragg, David; Ahmed, Mohammed Amin Karim; Nilsen, Ola; Fjellvåg, Helmer. Acta Crystallographica Section E: Structure Reports Online 2011; 67. s.O2326-U174.
6. The Mixed-Valence, Mixed-Ligand Complex Co3(thd)3(EtO)4(tert-BuCOO). Ahmed, Mohammed Amin Karim; Fjellvåg, Helmer; Kjekshus, Arne; Dietzel, Pascal D.C.; Wragg, David. Zeitschrift für Anorganische und Allgemeines Chemie 2011; 637. s.2175-2182.
5. Synthesis and crystal structure of [Cr(thd)2(OEt)]2. Ahmed, Mohammed A. K.; Fjellvåg, Helmer; Kjekshus, Arne; Wragg, David S.; Sen Gupta, Nalinava. Zeitschrift fuer Anorganische und Allgemeine Chemie (2011), 637(1), 56-61.
4. Syntheses, Crystal Structures, and Thermal Stabilities of Polymorphs of Cr(thd)3. Ahmed, Mohammed Amin Karim; Fjellvåg, Helmer; Kjekshus, Arne; Nielsen, Renie Kristina Birkedal; Norby, Poul; Wragg, David; Sen Gupta, Nalinava. Z. Anorg. und Allgemeines Chemie 2010; 636.(13-14), 2422-32.
3. Syntheses, structures, and polymorphism of ß-diketonato complexes - Co(thd)3. Ahmed, M. A. K.; Fjellvåg, Helmer; Kjekshus, Arne; Dietzel, Pascal D. C. Zeitschrift für Anorganische und Allgemeine Chemie (2008), 634(2), 247-254.
2. Mixed ligand complexes of cobalt(II) - Synthesis, structure, and properties of Co-4(thd)4(OEt)4. Ahmed, MAK; Fjellvåg, Helmer; Kjekshus, Arne; Dietzel, P.D.C. Zeitschrift für Anorg. und Allgemeines Chemie 2007; 633.
1. New oxovanadium(IV) complexes with mixed ligands - Synthesis, thermal stability, and crystal structure of (VO)2(acac)2(µ-OEt)2 and (VO)2(thd)2(µ-OEt)2. Ahmed, M. A. K.; Fjellvåg, H.; Kjekshus, A.; Klewe, B. Zeitschrift fuer Anorganische und Allgemeine Chemie (2004), 630(13-14), 2311-2318.