Recent advances in whale-watching research: 2016-2017 / E. C. Parsons and D. M. Brown
Madeira Ocean & Trails mostra excelência da região como destino de turismo ativo / Carolina Morgado
Implications of the cementation of beach sediments for the recreational use of the beach / Michalis I. Vousdoukas [et al.]
Situational influences on normative evaluations of coastal tourism and recreation management strategies in Hawai'i / Mark D. Needham, Brian W. Szuster