Castaings, L., Bergonzi, S., Albani, M., Kemi, U., Savolainen, O., & Coupland, G. (2014). Evolutionary conservation of cold-induced antisense RNAs of FLOWERING LOCUS C in Arabidopsis thaliana perennial relatives. Nature Communications, 5: 4457. doi:10.1038/ncomms5457.