DC-DC converter 1 Huber’s M-estimation 1 adaptive 1 battery powered vehicle charging approaches 1 climate change 1 coupled inductor 1 driving cycle 1 electric bus 1 electric propulsion 1 electric taxi 1 electric vehicle 1 fuel cell vehicles 1 high voltage gain 1 lithium-ion battery 1 public transportation 1 ripple minimization current 1 robust 1 smart grid 1 square root cubature Kalman filter (SRCKF) 1 ssustainable transport 1 state of charge (SOC) 1 sustainable development 1 variational Bayesian approximation 1