Lithium-Ion State of Charge (SoC) measurement - Coulomb Counter method - OCV
BU-409: Charging Lithium-ion - Battery University
Charging protocols for lithium-ion batteries and their impact on cycle life—An experimental study with different 18650 high-power cells - ScienceDirect
ZL2PD Single Cell Li-Ion Battery Monitor
BU-409: Charging Lithium-ion - Battery University
Minimum Voltage for 52 volt battery before recharge
JUST A LITTLE ABOUT LITHIUM ION(LI-ION) BATTERIES - Soldered Electronics