R J Nikolai

Maxillary anterior intrusive forces generated by Begg stage I appliances.

C B Thornton, R J Nikolai, R. Nikolai, 1981, American journal of orthodontics.

Analytical mechanics and analysis of orthodontic tooth movements.

R J Nikolai, 1982, American journal of orthodontics.

Structural responses of orthodontic wires in flexure from a proposed alternative to the existing specification test.

R J Nikolai, W T Anderson, M L Messersmith, 1988, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

On the design of looped orthodontic retainer wires.

R J Nikolai, K D Horner, D A Blackwell, 1991, The Angle orthodontist.

A comparative study of frictional resistances between orthodontic bracket and arch wire.

R J Nikolai, C A Frank, R. Nikolai, 1980, American journal of orthodontics.

Centers of rotation for combined vertical and transverse tooth movements.

R J Nikolai, J J Hurd, 1976, American journal of orthodontics.

Periodontal ligament reaction and displacements of a maxillary central incisor subjected to transverse crown loading.

R J Nikolai, R. Nikolai, 1974, Journal of biomechanics.

Rigid-body kinematics and single-tooth displacements.

R J Nikolai, 1996, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.