/*Lifelong Information-driven Exploration to Complete and Refine 4D Spatio-Temporal Maps*/
@ARTICLE{lifelong_exploration_ral,
    author={Joao Santos and Tom{\'a}{\v s} Krajn{\'i}k and Jaime Pulido Fentanes and Tom Duckett},
    journal={IEEE Robotics and Automation Letters},
    title={Lifelong Information-driven Exploration to Complete and Refine 4D Spatio-Temporal Maps},
    year={2016},
    volume={PP},
    number={99},
    pages={1-1},
    keywords={Entropy;Hidden Markov models;Mobile robots;Navigation;Robot sensing systems;Uncertainty;Mapping;Service Robots},
    doi={10.1109/LRA.2016.2516594},
    ISSN={2377-3766},
    month={}
	note = {still waiting for final issue number and month}
}