1. An investigation of the true curve described by a projectile in air or in any other medium;Euler,1961
2. The fly ball trajectory: an older approach revisited;Tan;Am. J. Phys.,1987
3. The general case of the motion of a point mass in a medium of constant density under a force, constant in magnitude and direction, and a drag proportional to the square of the velocity of the point mass;Nekrasov,1962