@article {shaughnessy_using_2016,
	title = {Using Geo-located Social Media for Ecological Momentary Assessments of Emotion: Innovative Opportunities in Psychology Science and Practice},
	journal = {Canadian Psychology},
	year = {2016},
	author = {Shaughnessy, K. and Reyes, R. and Shankardass, K. and Sykora, M. and Feick, R. and Lawrence, H. and Robertson, C.}
}
@inbook {lawrence_identifying_2015,
	title = {Identifying Optimal Study Areas and Spatial Aggregation Units for Point-Based VGI from Multiple Sources},
	booktitle = {Advances in Spatial Data Handling and Analysis},
	year = {2015},
	pages = {65{\textendash}84},
	publisher = {Springer International Publishing},
	organization = {Springer International Publishing},
	author = {Lawrence, Haydn and Robertson, Colin and Feick, Robert and Nelson, Trisalyn}
}
@article {robertson_winters_2015,
	title = {Winters too warm to skate? Citizen-science reported variability in availability of outdoor skating in Canada},
	journal = {The Canadian Geographer/Le G{\'e}ographe canadien},
	volume = {59},
	year = {2015},
	pages = {383{\textendash}390},
	author = {Robertson, Colin and McLeman, Robert and Lawrence, Haydn}
}
