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@CoetzeeSwart I found these useful: Carnegie https://t.co/1gC7UhgLrx Lund 1 https://t.co/Udtv6QuyXJ Lund 2 https://t.co/4tNch7iMqC Mine et al https://t.co/9ZbSV56C7y Zartman https://t.co/5egCcoIrza
@CoetzeeSwart I found these useful: Carnegie https://t.co/1gC7UhgLrx Lund 1 https://t.co/Udtv6QuyXJ Lund 2 https://t.co/4tNch7iMqC Mine et al https://t.co/9ZbSV56C7y Zartman https://t.co/5egCcoIrza