On a coalgebraic view on Logic
On a combinatorial property of families of sequences converging to +infinity
On a comparison of Darboux and Riemann integrals in constructive analysis
On a conjecture of Tarski on products of cardinals
On a conjecture regarding nonstandard uniserial modules
On a continuity theorem for constructive functions
On a correlation between the common lead model age and the trace-element content of galenas
On a Criterion Governing the Mode of Cloud Formation in Planetary Atmospheres.
On a decomposable model of a hierarchical universe - Derivation of galactic correlations on the celestial sphere
On a dichotomy related to colourings of definable graphs in generic models
On a Fragment of the Universal Baire Property for Sigma^1_2 Sets
On a general vacuum solution of fourth-order gravity
On a generalization of property B
On a Glimm -- Effros dichotomy and an Ulm--type classification in Solovay model
On a Glimm -- Effros dichotomy theorem for Souslin relations in generic universes
On a New Approach to the Solution of the Problem of Quantization of Energy
On a New Theory of the Black Hole
On a New Theory of the System of Reference
On a non-vanishing Ext
On a particular solution of the non-linear Liouville equations.