"GENERATION OF INTENSE GREEN LIGHT THROUGH AMPLIFIED SPONTANEOUS EMISSION IN ER3+-DOPED GERMANOSILICATE SINGLE-MODE OPTICAL-FIBER PUMPED AT 1.319-MU-M", NICACIO DL, GOUVEIA EA, REIS AM, BORGES NM, GOUVEIANETO AS, IEEE JOURNAL OF QUANTUM ELECTRONICS 30, 2634 (1994).

"2-PHOTON-RESONANT PHOTOINDUCED 2ND-HARMONIC GENERATION IN ER3+-DOPED GERMANO-ALUMINOSILICATE OPTICAL FIBERS PUMPED AT 1.319-MU-M", HICKMANN JM, GOUVEIA EA, GOUVEIANETO AS, DINI DC, CELASCHI S, OPTICS LETTERS 19, 1726 (1994).

"EVOLUTION OF COHERENT STATES IN A DISPERSIONLESS FIBER WITH SATURABLE NONLINEARITY AND THE GENERATION OF MACROSCOPIC QUANTUM-SUPERPOSITION STATES", LYRA ML, GOUVEIANETO AS, JOURNAL OF MODERN OPTICS 41, 1361 (1994).

"MAGNETIC-PROPERTIES IN THE ISING MIXED SPIN-1/2-SPIN-1 SUPERLATTICE", SARMENTO EF, CRESSONI JC, DOSSANTOS RJV, JOURNAL OF APPLIED PHYSICS 75, 5820 (1994).

"RANDOM DECORATED ANTIFERROMAGNETIC ISING-MODEL WITH MIXED SPINS", CORREIA VM, DOSSANTOS RJV, JOURNAL OF APPLIED PHYSICS 75, 5838 (1994).

"PHASE-DIAGRAMS OF DILUTED FERROMAGNETIC ISING FILMS IN A TRANSVERSE FIELD", CRESSONI JC, TUCKER JW, SARMENTO EF, JOURNAL OF APPLIED PHYSICS 75, 5841 (1994).

"SATURATION EFFECTS ON MODULATIONAL INSTABILITY IN NON-KERR-LIKE MONOMODE OPTICAL FIBERS", LYRA ML, GOUVEIANETO AS, OPTICS COMMUNICATIONS 108, 117 (1994).

"RADIATIVE PROPERTIES OF A 2-LEVEL SYSTEM IN THE PRESENCE OF MIRRORS", FORD LH, SVAITER NF, LYRA ML, PHYSICAL REVIEW A 49, 1378 (1994).