One issue a year, 2010- Two issues yearly, 1996-2009
Note
Individual issues have also thematic titles. "International journal of architectural theory." Journal home page gives equal access to editions in German, English, and Russian, each with its own ISSN.
Other Edition
German edition:
Special Numbering
Issues for 1996-2009 also numbered as: issue 1/96-2/2009; issues whole-numbered beginning with 32, which would have been Vol. 17, no. 1 (2012) had semiannual frequency continued. Issue 27 for 2009 "not yet published" as of list of issues viewed November 17, 2016.