The INA is a card file and online reporting system maintained at the Silva Center for Phycological Documentation of the University Herbarium, University of California, Berkeley. It contains nearly 200,000 names of algae (in the broad sense).
The BPU is a card file containing bibliographic references pertaining to algal taxonomy.
Bibliographia Phycologica Universalis
KOMÁREK, Ondrej, & Jirí KOMÁREK
Contribution to the taxonomy and ecology of green cryosestic algae in the summer season 1995–96 at King George Island, S. Shetland Islands
Beih. Nova Hedwigia
123: 121-140, 12 figs., 4 tables