Donato, P. (1993). Quaternion Regular Functions and Domains of Regularity: Quaternion regular functions and domains of regularity.
ISO-690 (author-date, English)DONATO, Pertici, 1993. Quaternion Regular Functions and Domains of Regularity: Quaternion regular functions and domains of regularity. . 1 Januar 1993.
Modern Language Association 9th editionDonato, P. Quaternion Regular Functions and Domains of Regularity: Quaternion Regular Functions and Domains of Regularity. Januar 1993.
Mohr Siebeck - Recht (Deutsch - Österreich)Donato, Pertici: Quaternion Regular Functions and Domains of Regularity: Quaternion regular functions and domains of regularity, 1993,
Emerald - HarvardDonato, P. (1993), „Quaternion Regular Functions and Domains of Regularity: Quaternion regular functions and domains of regularity“.
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