• Carles Broto, Jesper Møller, Bob Oliver, Albert Ruiz: «Realizability and tameness of fusion systems». Proc. London Math. Soc. 127 (2023), 1816-1864. https://doi.org/10.1112/plms.12571 [online, preprint].
  • Bob Oliver, Albert Ruiz: «Simplicity of fusion systems of finite simple groups». Trans. Amer. Math. Soc. 374 (2021), no. 11, 7743-7777 [online , preprint , graf dels resultats].
  • Aureli Alabert, Joan Marull, Albert Ruiz, Francesc Coll, Maria Miranda, Roc Padró: «Space-time dynamics of urban systems from satellite images of night lighting. Urban progress scenarios for European metropolitan regions». Computers, Environment and Urban Systems (2021) 86, 101587. doi:10.1016/j.compenvurbsys.2020.101587 [online].
  • Bob Oliver, Albert Ruiz: «Reduced fusion systems over p-groups with abelian subgroup of index p: III». Proc. Roy. Soc. Edinburgh Sect. A (2020) 150(3), 1187-1239. doi:10.1017/prm.2018.107 [online,preprint].
  • Alex Gonzalez, Toni Lozano, Albert Ruiz: «Some new examples of p-local compact groups». Publ. Mat. 63 (2019), no. 2, 445-489 [online,preprint].
  • Jon González, Albert Ruiz, Antonio Viruel: «On Thompson’s p-complement theorems for saturated fusion systems».  Kyoto J. Math. 55 (2015), no. 3, 617–626.[online,preprint].
  • Jaume Aguadé, Albert Ruiz: «Cohomology of Kac-Moody groups over a finite field». Algebr. Geom. Topol. 13 (2013), no. 4, 2207-2238 [online,preprint].
  • Albert Ruiz, Antonio Viruel: «Cohomological uniqueness, Massey products and the modular isomorphism problem for 2-groups of maximal nilpotency class». Trans. Amer. Math. Soc. 365 (2013), no. 7, 3729-3751 [online,preprint].
  • Antonio Díaz, Albert Ruiz, Antonio Viruel: «Cohomological uniqueness of some p-groups». Proc. Edinb. Math. Soc. (2) 56 (2013), no. 2, 449-468 [online,preprint].
  • Albert Ruiz: «Motion planning algorithms, topological complexity and Schwarz genus,part 2». Mathematisches Forschungsinstitut Oberwolfach Report No. 47/2010 2698–2699 [online].
  • Albert Ruiz: «Exotic normal fusion subsystems of General Linear Groups». J. London Math. Soc. (2) 76 (2007) 181-196 [online].
  • Antonio Díaz, Albert Ruiz, Antonio Viruel: «All p-local finite groups of rank two for odd prime p». Trans. Amer. Math. Soc. 359 (2007), no. 4, 1725-1764. [online].
  • Albert Ruiz, Antonio Viruel: «The classification of p-local finite groups over the extraspecial group of order p3 and exponent p». Math. Z. 248 (2004), no. 1, 45-65 [online]
  • Jaume Aguadé, Albert Ruiz: «Maps between classifying spaces of Kac-Moody groups». Adv. Math. 178 (2003), no. 1, 66-98, [Sciencedirect].
  • Albert Ruiz: «Aplicacions entre espais classificadors de grups de Kac-Moody de rang 2». Tesi doctoral UAB (2001) [TDX].