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
KRASHENINNIKOV, V.A., & I.A. BASOV
Cretaceous calcispherulids of the Falkland Plateau, leg 71, Deep Sea Drilling Project
Initial Rep. Deep Sea Drilling Project
71: 977-997, 2 figs., 12 pls.