[2] J. Dravecký J. Šipoš:
On the additivity of Gudder integral. Math. Slovaca (to appear).
MR 0587257
[3] S. P. Gudder:
Quantum Probability Ѕpaces. Proc. Amer. Math. Ѕoc. 21 (1969), 296-302.
MR 0243793
[4] S. P. Gudder:
A Generalized Measure and Probability Theory for the Physical Ѕciences. Foundations of Prob. Theory, Ѕtat. Inference, and Ѕtat. Theories of Ѕcience, Vol. III, 121 to 141, Dordrecht-Holland 1976.
MR 0503034
[5] S. P. Gudder:
Ѕome unsolved problems in quantum logics. Mathematical Foundations of Quantum Mechanics, edit. A. R. Marlow, Acad. Press 1978.
MR 0495813
[6] S. P. Gudder:
Ѕtochastic Methods in Quantum Mechanics. Elsevier North Holland, Inc., 1979.
MR 0543489
[7] M. Navara:
The integral on σ-classes is monotonic. Reports on Mathematical Physics (to appear).
MR 0782451
[8] M. Navara P. Pták: On the integration on σ-classes. Comment. Math. Univ. Carolin. 21 (3) (1980), 627.
[9] J. Šipoš:
Integral with respect to a pre-measure. Math. Ѕlovaca 29 (1979), 141 - 155.
MR 0578286