D. Santamar?a-P?rez and F. Liebau: Structural relationships between intermetallic clathrates, porous tectosilicates and clathrates hydrates.-Vladislav A. Blatov: Crystal structures of inorganic oxoacid salts perceived as cation arrays: a periodic graph approach.-?ngel Vegas: FeLiPO4: Dissection of a crystal structure. The parts and the whole.-D. J. M. Bevan, R. L. Martin, ?ngel Vegas: Rationalisation of the substructures derived from the three fluorite-related [Li6(MVLi)N4] polymorphs: An analysis in terms of the "B?rnighausen Trees" and of the "Extended Zintl-Klemm Concept".- ?ngel Vegas: Concurrent pathways in the phase transitions of alloys and oxides: Towards an Unified Vision of Inorganic Solids.