@article{MTMT:1048310,
	title = {Quasisimilarity and properties of the commutant of C11-contractions},
	url = {https://m2.mtmt.hu/api/publication/1048310},
	author = {Bercovici, H and Kérchy, László},
	journal-iso = {ACTA SCI MATH (SZEGED)},
	journal = {ACTA SCIENTIARUM MATHEMATICARUM (SZEGED)},
	volume = {45},
	unique-id = {1048310},
	issn = {0001-6969},
	year = {1983},
	pages = {67-74}
}

@article{MTMT:1048236,
	title = {On invariant subspace lattices of C11-contractions},
	url = {https://m2.mtmt.hu/api/publication/1048236},
	author = {Kérchy, László},
	journal-iso = {ACTA SCI MATH (SZEGED)},
	journal = {ACTA SCIENTIARUM MATHEMATICARUM (SZEGED)},
	volume = {43},
	unique-id = {1048236},
	issn = {0001-6969},
	year = {1981},
	pages = {281-293}
}

@article{MTMT:1048227,
	title = {On the commutant of C11-contractions},
	url = {https://m2.mtmt.hu/api/publication/1048227},
	author = {Kérchy, László},
	journal-iso = {ACTA SCI MATH (SZEGED)},
	journal = {ACTA SCIENTIARUM MATHEMATICARUM (SZEGED)},
	volume = {43},
	unique-id = {1048227},
	issn = {0001-6969},
	year = {1981},
	pages = {15-26}
}