For citations:
Boitsev A.A., Neidhardt H., Popov I.Yu. Weyl function for sum of operators tensor products. Nanosystems: Physics, Chemistry, Mathematics. 2013;4(6):747-759.
Boitsev A.A., Neidhardt H., Popov I.Yu. Weyl function for sum of operators tensor products. Nanosystems: Physics, Chemistry, Mathematics. 2013;4(6):747-759.