SORT or Statistics and Operations Research Transactions is a peer-reviewed open access scientific journal that publishes papers related to statistics. It is published by the Institut d'Estadística de Catalunya, the statistical office of Catalonia, in English with a brief summary in Catalan.

SORT

Discipline	Statistics
Language	English
Publication details
Former name(s)	Qüestiió
History	Qüestiió: 1977-2002, current title: 2003-present
Publisher	Institut d'Estadística de Catalunya (Spain)
Frequency	Biannually
Open access	Yes
Standard abbreviations ISO 4 (alt) · Bluebook (alt1 · alt2) NLM (alt) · MathSciNet (alt )
ISO 4	SORT
Indexing CODEN (alt · alt2) · JSTOR (alt) · LCCN (alt) MIAR · NLM (alt) · Scopus
ISSN	1696-2281
OCLC no.	54674505
Links
Journal homepage

The journal was established in 2003, when it replaced the journal Qüestiió (Quaderns d'Estadística i Investigació Operativa, 1977–2002). It publishes two issues each year, and is available online as open access.