@misc{robocup,
    title={Robocup Federation Official Website},
    howpublished={\url{http://www.robocup.org/}},
    note={Accessed: 2018-08-08}
}

@misc{bhuman,
    title={B-Human},
    howpublished={\url{https://www.b-human.de/index.html}},
    note={Accessed: 2018-08-08}
}

@misc{nao,
    title={Discover {Nao}, the little humanoid robot from SoftBank Robotics},
    howpublished={\url{https://www.softbankrobotics.com/emea/en/robots/nao}},
    note={Accessed: 2018-08-08}
}

@misc{naoqi-sdk,
    title={{NAOqi} Developer guide},
    howpublished={\url{http://doc.aldebaran.com/2-1/index_dev_guide.html}},
    note={Accessed: 2018-08-08}
}

@misc{opencv,
    title={OpenCV library},
    howpublished={\url{https://opencv.org/}},
    note={Accessed: 2018-08-08}
}

@article{numpy,
    title={A guide to {NumPy}},
    author={Travis E, Oliphant},
    year={2006}
}

@misc{ros,
    title={{ROS.org | Powering} the world's robots},
    howpublished={\url{http://www.ros.org/}},
    note={Accessed: 2018-08-08}
}

@misc{ball-detect,
    title={Ball Tracking with {OpenCV}},
    author={Rosenbrock, Adrian},
    year={2015},
    month={September},
    howpublished={\url{
https://www.pyimagesearch.com/2015/09/14/ball-tracking-with-opencv/
    }},
    note={Accessed: 2018-08-08}
}

@misc{contours,
    title={{OpenCV}: Contours: Getting Started},
    howpublished={\url{
https://docs.opencv.org/3.4.1/d4/d73/tutorial_py_contours_begin.html
    }},
    note={Accessed: 2018-08-08}
}

@misc{convex-hull,
    title={Convex Hull},
    howpublished={\url{
https://docs.opencv.org/2.4/doc/tutorials/imgproc/shapedescriptors/hull/hull.html
    }},
    note={Accessed: 2018-08-08}
}