Citation: Gp. Konnen et al., PRE-1866 EXTENSIONS OF THE SOUTHERN OSCILLATION INDEX USING EARLY INDONESIAN AND TAHITIAN METEOROLOGICAL READINGS, Journal of climate, 11(9), 1998, pp. 2325-2339
Citation: Gp. Konnen, IDENTIFICATION OF ODD-RADIUS HALO ARCS AND OF 44-DEGREES 46-DEGREES PARHELIA BY THEIR INNER-EDGE POLARIZATION/, Applied optics, 37(9), 1998, pp. 1450-1456
Citation: Gp. Konnen et J. Tinbergen, POLARIZATION STRUCTURES IN PARHELIC CIRCLES AND IN 120-DEGREES PARHELIA, Applied optics, 37(9), 1998, pp. 1457-1464