An introduction to Nicolai Hartmann's critical ontology

Keith R. Peterson, Keith Peterson

291-314

How is critical ontology possible?

toward the foundation of the general theory of the categories, part one (1923)

Nicolai Hartmann

315-354

Hierarchical structures

Stanley N. Salthe

355-383

What can an armchair philosopher do for a "dirty-hands" engineer?

Pawel Garbacz

385-401

Ontology in the game of life

Eric Steinhart

403-416