Links:
https://davidvalenciaredro.wixsite.com/my-site/services-7
https://github.com/dvalenciar/robotic_arm_environment
https://github.com/colcon/colcon-ros/pull/79
https://github.com/colcon/colcon-ros/pull/74
https://docs.ros.org/en/foxy/Tutorials/Intermediate/URDF/Adding-Physical-and-Collision-Properties-to-a-URDF-Model.html
https://wps3dprinter.wordpress.com/designing/stl-units/
http://wiki.ros.org/pr2_controller_manager/safety_limits
https://github.com/ros-controls/gazebo_ros2_control/blob/master/doc/index.rst
https://dev.to/admantium/robot-operating-system-expose-control-nodes-for-an-interactive-simulation-in-gazebo-24gi
https://github.com/ros-controls/ros2_control_demos
http://docs.ros.org/en/jade/api/transmission_interface/html/c++/classtransmission__interface_1_1SimpleTransmission.html
https://control.ros.org/galactic/doc/api/classhardware__interface_1_1ActuatorInterface.html
http://ode.org/ode-latest-userguide.html
http://classic.gazebosim.org/tutorials?tut=contact_sensor&cat=sensors
http://sdformat.org/spec?elem=sensor
Kinematics
https://pypi.org/project/ikpy/
https://github.com/Phylliade/ikpy/blob/master/tutorials/Quickstart.ipynb
https://pypi.org/project/visual-kinematics/
https://articulatedrobotics.xyz/
Python Packages:
https://github.com/ament/ament_cmake/blob/2c69087f74b20a797cd1e502f3f2f3f7c407be22/ament_cmake_core/doc/resource_index.md
https://stackoverflow.com/questions/59543313/pip-install-error-package-directory-does-not-exist
https://stackoverflow.com/questions/73012046/error-package-directory-xyz-does-not-exist
https://answers.ros.org/question/367328/ament_python-package-doesnt-explicitly-install-a-marker-in-the-package-index/
https://github.com/ros2/ros2cli/blob/f6c4a5b05d172f8156645b8fcf8bd2dfa23e7bb2/ros2topic/setup.py
https://docs.python.org/3/tutorial/modules.html
https://packaging.python.org/en/latest/tutorials/packaging-projects/
https://stackoverflow.com/questions/2699287/what-is-path-useful-for
https://levelup.gitconnected.com/import-your-own-python-code-without-pythonpath-tricks-9068495c1bba
https://packaging.python.org/en/latest/overview/
https://articulatedrobotics.xyz/ready-for-ros-5-packages/