STABILITY OF REGIOISOMERS OF ADDUCTS IN FULLERENES WITH C₆₀X_k COMPOSITION; pp. 137–143

VIBRONIC THEORY OF HETEROLIGAND SYSTEMS APPLIED TO STRUCTURAL PHASE TRANSITIONS IN SOME H-BONDED MATERIALS; pp. 144–152

ON THE JAHN–TELLER-DISTORTED HELICAL STRUCTURE OF CsCuBr₃; pp. 153–158

WANNIER FORMULATION OF THE LEE-LOW-PINES TRANSFORMATION; pp. 159–163

PSEUDO-JAHN–TELLER EFFECT AND OFF-CENTRE IONS IN CRYSTALS WITH SOFT LATTICE MODES; pp. 164–178

INVESTIGATION OF THE FORMATION OF THE LOW-TEMPERATURE MAGNETIC AND STRUCTURAL ORDER IN A JAHN–TELLER CsCuCl₃ CRYSTAL BY THE EPR OF FRAGMENTS OF A MAGNETIC STRUCTURE; pp. 179–186

EQUILIBRIUM DISTORTIONS OF A DEFECT WITH AN INITIAL ELECTRON STATE OF t₂ SYMMETRY: ROLES OF THE NONLINEARITY OF ELASTIC FORCES AND OF STATE OCCUPANCY; pp. 187–193

STATIC JAHN–TELLER MODEL FOR Cr²⁺(d⁴) CENTRES OF TETRAHEDRAL SYMMETRY IN ZnS; pp. 194–198

SILVER IMPURITIES IN CUBIC METAL FLUORIDES. JAHN–TELLER EFFECTS IN 4d⁹5s¹ AND 4d⁹ MULTIPLETS; pp. 199–204

THE BERRY PHASE OF AN E Θe SYSTEM; pp. 205–211

DISTORTIONS OF VACANCY COMPLEXES IN n-GaAs AND THEIR REORIENTATION UNDER UNIAXIAL STRESS; pp. 212–221

PHOTOINDUCED INSTABILITY OF MnO^–₄ MOLECULAR DEFECTS IN POTASSIUM IODIDE; pp. 222–230

INVESTIGATION OF VIBRONIC INTERACTION OF Cu(II) lONS IN CsMgCl₃ SINGLE CRYSTAL; pp. 231–239

DYNAMICS OF JAHN–TELLER IONS IN LAYERED OXIDES; pp. 240–251

ORIGIN OF GAP ANISOTROPY AND PHONON RENORMALIZATION; pp. 252–265

TWO-BAND ELECTRON–PHONON INTERACTION IN FULLERENE IN THE BOND–CHARGE MODEL; pp. 266–273

DYNAMICS OF PHASE SEPARATION IN La₂CuO_4+δ, PROBED BY MAGNETIC SUSCEPTIBILITY EXPERIMENTS; pp. 274–285

MAGNETIC EXCITATIONS IN LOW-DOPED CuO₂ LAYERS; pp. 286–296

POLARONS IN THE TWO-DIMENSIONAL HOLSTEIN-t-J MODEL; pp. 297–307

DIFFERENCES BETWEEN ONE- AND MULTIBAND HUBBARD MODELS; pp. 308–316

RENORMALIZATION OF ELEMENTARY EXCITATIONS OF THE t-J MODELWITH DOPING; pp. 317–326

EFFECTS OF VIBRONIC COUPLING IN LOW-DIMENSIONAL SYSTEMS; pp. 327–338

ТНЕ Н Θ h₂ JAHN–TELLER EFFECT IN ICOSAHEDRAL SYMMETRY; pp. 339–349

MULTIMODE JAHN-TELLER EFFECTS IN STRONGLY-COUPLED VIBRONIC SYSTEMS; pp. 350–363

HAWKING PROCESS IN A VIBRONIC SYSTEM: RELAXATION OF STRONG VIBRATION; pp. 364–373

QUANTUM EMISSION CAUSED BY OPTICAL NUTATION; pp. 374–381

ON A CLASS OF SQUEEZED EXCITED STATES IN EXCITON–PHONON AND JAHN–TELLER SYSTEMS (’EXOTIC STATES’); pp. 382–392

COHERENCE EFFECTS IN REDOX CHEMICAL REACTIONS; pp. 394–404