R Journal article on the MARSS package

Holmes, E. E., Ward, E. J. and K. Wills. 2012. MARSS: Multivariate autoregressive state-space models for analyzing time-series data. R Journal 4: 11-19.  http://journal.r-project.org/archive/2012-1/RJournal_2012-1_Holmes~et~al.pdf