https://katalog.hgb-leipzig.de/Record/ai-28-a1c8f86a69e4423696f6788d42003d27 Olivia Reetz:
Protein Kinase C Activation Inhibits Rat and Human Hyperpolarization Activated Cyclic Nucleotide Gated Channel (HCN)1 - Mediated Current in Mammalian Cells. 2013. — 4-5.