Geodesic
On a model in axiomatic field theory
Teoretičeskaâ i matematičeskaâ fizika, Tome 4 (1970) no. 1, pp. 7-10 
A. V. Efremov; V. A. Rizov. On a model in axiomatic field theory. Teoretičeskaâ i matematičeskaâ fizika, Tome 4 (1970) no. 1, pp. 7-10. http://geodesic.mathdoc.fr/item/TMF_1970_4_1_a1/
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     title = {On~a~model in axiomatic field theory},
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     number = {1},
     language = {ru},
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}
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Voir la notice de l'article provenant de la source Math-Net.Ru

In the model of scalar field the double commutator of which is assumed to be linear in the field the generators of the corresponding representation of the Poincare group are found. The energy operator is not positive definite and the spectral condition is broken.

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