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Journal publications (through 2002)

• Celi, R., and Friedmann, P.P., "Aeroelastic Modeling of Swept Tip Rotor Blades Using Finite Elements," Journal of the American Helicopter Society, Vol.33, No. 2, April 1988, pp. 43-52.
• Celi, R., and Friedmann, P.P., "Rotor Blade Aeroelasticity in Forward Flight with an Implicit Aerodynamic Formulation," AIAA Journal, Vol.26, No. 12, December 1988, pp. 1425-1433.
• Celi, R., and Friedmann, P.P., "Structural Optimization With Aeroelastic Constraints of Rotor Blades With Straight and Swept Tips," AIAA Journal, Vol.28, No. 5, May 1990, pp. 928-945.
• Celi, R., "Steady Stall and Compressibility Effects on Hingeless Rotor Aeroelasticity in High-g Turns,"Vertica, Vol. 14, No. 4, 1990, pp. 509-531.
• Celi, R., "Optimum Aeroelastic Design of Helicopter Rotors for Longitudinal Handling Qualities Improvement," Journal of Aircraft, Vol. 28, No. 1, January 1991, pp. 49-57.
• Celi, R., "Effect of Hingeless Rotor Aeroelasticity on Helicopter Longitudinal Flight Dynamics," Journal of the American Helicopter Society, Vol. 36, No. 2, April 1991, pp. 35-44.
• Celi, R., "Hingeless Rotor Dynamics in Coordinated Turns,"Journal of the American Helicopter Society, Vol. 36, No. 4, October 1991, pp. 39-47.
• Celi, R., "Helicopter Rotor Blade Aeroelasticity in Forward Flight with an Implicit Structural Formulation," AIAA Journal, Vol. 30, No. 9, September 1992, pp. 2274-2282.
• Kim, F.D., Celi, R., and Tischler, M.B., "High Order State Space Simulation Models of Helicopter Flight Mechanics,"Journal of the American Helicopter Society, Vol. 38, No. 2, October 1993, pp. 16-27.
• Kim, F.D., Celi, R., and Tischler, M.B., "Forward Flight Trim Calculation and Frequency Response Validation of a High-Order Helicopter Simulation Model," Journal of Aircraft., Vol. 30, No. 6, November-December 1993, pp. 854-863.
• Ingle, S., and Celi, R., "Effects of Higher Order Dynamics on Helicopter Flight Control Law Design,"Journal of the American Helicopter Society, Vol. 39, No. 3, July 1994, pp. 12-23.
• Spence, A. M., and Celi, R., "Efficient Sensitivity Analysis for Rotary-Wing Aeromechanical Problems," AIAA Journal., Vol. 32, No. 12, December 1994, pp. 2337-2344.
• Spence, A. M., and Celi, R., "Coupled Rotor-Fuselage Dynamics and Aeroelasticity in Turning Flight," Journal of the American Helicopter Society, Vol. 40, No. 1, January 1995, pp. 47-58.
• Turnour, S. R., and Celi, R., "Modeling of Flexible Rotor Blades for Helicopter Flight Dynamics Applications," Journal of the American Helicopter Society, Vol. 41, No. 1, January 1996, pp. 52-66; correction published in Vol. 41, No. 3, pp. 191-193.
• Shih, I.-C., Spence, A. M., and Celi, R., "Semi-Analytical Sensitivity of Floquet Characteristic Exponents with Application to Rotary-Wing Aeroelasticity," Journal of Aircraft, Vol. 33, No. 2, March-April 1996, pp. 322-330.
• Sahasrabudhe, V., Celi, R., and Tits, A., "Integrated Rotor-Flight Control System Optimization with Aeroelastic and Handling Qualities Constraints," Journal of Guidance, Control, and Dynamics. Vol. 20, No. 2, March-April 1997, pp. 217-225.
• Turnour, S. R., and Celi, R., "Effects of Unsteady Airfoil Aerodynamics on the Flight Dynamics of an Articulated Rotor Helicopter," Journal of Aircraft, Vol. 34, No. 2, March-April 1997, pp. 187-196.
• Jones, C. T., and Celi, R., "Frequency Response Sensitivity Functions for Helicopter System Identification," Journal of the American Helicopter Society., Vol. 42, No. 3, July 1997, pp. 244-253.
• Sahasrabudhe, V., and Celi, R., "Efficient Treatment of Moderate Amplitude Constraints for Handling Qualities Design Optimization,"Journal of Aircraft, Vol. 34, No. 6, November-December 1997, pp. 730-739.
• Guglieri, G., and Celi, R., "Some Aspects of Helicopter Flight Dynamics in Steady Turns," Journal of Guidance, Control, and Dynamics., Vol. 21, No. 3, May-June 1998, pp. 383-390.
• Celi, R., "Recent Applications of Design Optimization to Rotorcraft—A Survey," Journal of Aircraft, Vol. 36, No. 1, January-February 1999, pp. 176-189.
• Shih, I.-C., Huang, C. Y., and Celi, R., "Reconfigurable Flight Control Systems for a Tandem Rotor Helicopter," Journal of the American Helicopter Society, Vol. 44, No. 1, January 1999, pp. 50-62.
• Celi, R., "Optimization-Based Inverse Simulation of a Helicopter Slalom Maneuver," Journal of Guidance, Control, and Dynamics, Vol. 23, No. 2, March-April 2000, pp. 289-297.
• Celi, R., "Implementation of Rotary-Wing Aeromechanical Problems Using Differential-Algebraic Equation Solvers," Journal of the American Helicopter Society, Vol. 45, No. 4, October 2000, pp. 253-262.
• Fusato, D., Guglieri, G., and Celi, R., "Flight Dynamics of an Articulated Rotor Helicopter with an External Slung Load," Journal of the American Helicopter Society, Vol. 46, No. 1, January 2001, pp. 3-13.
• Celi, R., "Time-Frequency Analysis of Helicopter Noise," Journal of the American Helicopter Society, Vol. 46, No. 4, October 2001, pp. 262-272.
• Theodore, C., and Celi, R., "Helicopter Flight Dynamic Simulation with Refined Aerodynamic and Flexible Blade Modeling," Journal of Aircraft, Vol. 39, No. 4, July-August 2002, pp. 577-586.