Nonphysical sheet for perturbed Jacobian matrices
B. S. Pavlov

This publication is cited in the following articles:

1. Yakubovich, DV, “Real separated algebraic curves, quadrature domains, Ahlfors type functions and operator theory”, Journal of Functional Analysis, 236:1 (2006), 25        
2. D. V. Yakubovich, “Linear-similar Sz.-Nagy–Foias model in a domain”, St. Petersburg Math. J., 15:2 (2004), 289–321